The given sentence is of indirect speech. Follow the rules given below to change it to direct speech:

* The given sentence is an affirmative sentence.

* "Told" will be changed to the reporting verb “said”.

* Inverted commas will be introduced.

* The tense of the reported speech is past tense. Thus, it will change to the present tense.

* Pronoun 'they' and 'their' will be changed to 'you' and 'your'.

* Words like 'there' will be changed to 'here'.

The sentence in direct speech will be: The policeman said to the boys, “You cannot park your car here.”

Hence, option B is the correct answer.

The given sentence is of indirect speech. Follow the rules given below to change it to direct speech:

* The given sentence is an interrogative sentence.

* 'Asked' will be changed to 'said to'.

* Inverted commas will be introduced.

* The tense of the reported speech is past tense. Thus, it will change to the present tense i.e., 'could' changes to 'can'. Also, 'if' will be removed.

* The sign of interrogation will be added at the end.

* Pronoun 'he' and 'him' will be changed to 'you' and 'me'.

The sentence in direct speech will be: The driver said to a passerby, “Can you tell me the way to the market?”

Hence, option C is the correct answer.

The given sentence is of indirect speech. Follow the rules given below to change it to direct speech:

* The given sentence is an affirmative sentence.

* The use of the part “will say” suggests the reporting verb should be in future tense.

* Inverted commas will be introduced.

* There will be no change of tense.

* Pronoun 'she' and 'her' will be changed to 'I' and 'my'.

The sentence in direct speech will be: Your sister will say, “I have lost my pen again.”

Hence, option B is the correct answer.

The given sentence is of direct speech. Follow the rules given below to change it to indirect speech :-

* The reporting verb "said" will remain same.

* Inverted commas will be removed.

* "That" will be used as the connector to join the reporting speech with the reported speech.

* Since the reporting verb is in V2 form, the tense of the speech will change from the simple present tense to the past tense.

* The second-person pronoun "you" will change according to the object to "he".

The sentence in indirect speech will be :- Jayesh told Diwakar that he could top the class if he wanted to.

Hence, option B is the correct answer.

The given sentence is of direct speech. Follow the rules given below to change it to indirect speech:

* The reporting verb "said" will remain same.

* Inverted commas will be removed and "that" will be added.

* Interjection (i.e., oh) will be removed and the word "gratefully" will be added.

* Since the reporting verb is in V2 form, the tense of the speech will change. But the modal "could" remains the same. 

* The first person pronoun "I" will change according to the subject (Convict) to "he" and the second person pronoun "you" will change according to the object (Bishop) to "him". 

The sentence in indirect speech will be :- Exclaiming gratefully, the convict said to the Bishop that he could never thank him enough.

Hence, option B is the correct answer.

The reporting verb “said” will be changed to “told”, followed by the object “me”.

Inverted commas will be removed.

Since the reported speech is an imperative sentence that begins with “don’t”, we will use – “not to”.

The first person pronoun “me” will be changed according to the subject (she) to “her”.

The sentence in indirect speech will be: She told me not to worry about her.

Hence, option D is the correct answer.

* Inverted commas will be removed and “that” will be added.

* Since the speech has the structure – past tense- when- past continuous, we will not change the tense in the indirect form.

The correct sentence will be: She said that Ruhi slipped when she was trying to board the bus.

Hence, option D is the correct answer.

* The reporting verb “said” will be changed to “asked”.

* Inverted commas will be removed and “if” will be used to join the reporting part with the reported part.

* Since the reporting verb is in V2 form, the modal “can” will be changed to “could”. The sentence structure will be made assertive.

* The second person pronoun (you) will be changed according to the object (you) to “I”.

* The first person pronoun (my) will be changed according to the subject (she) to “her”.

The sentence in indirect speech will be: She asked me if I could look after her baby for a short while.

Hence, option D is the correct answer.

* The reporting verb “told” will be changed to “said to”; a comma will be added.

* Inverted commas will be added.

* The speech will start with the verb “stop” as the speech is an imperative sentence.

* The pronoun “her” will change to the second person pronoun “your”.

The sentence in the direct speech will be: Father said, “Avika, stop watching the TV and eat your food.”

Hence, option D is the correct answer.

* The reporting verb “said” will be changed to “told” followed by the object Mohit.

* Inverted commas will be removed and “that” will be used to join the reporting part with the reported part.

* Since the reporting verb is in V2 form, the tense of the speech will change from the present continuous to the past continuous.

* The first person pronouns (I and my) will be changed according to the subject (Rahul) to “he” and “his”.

* “Tomorrow” will be changed to “the following day”.

The sentence in indirect speech will be: Rahul told Mohit that he was taking his family to Kashmir for a vacation the following day.

Hence, option A is the correct answer.