We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “By + whom(Question word) + auxiliary + subject + be + past participle + ?”
By whom can the stars in the sky be counted?

Correct Option: A

We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “By + whom(Question word) + auxiliary + subject + be + past participle + ?”
By whom can the stars in the sky be counted?
Hence , required sentence is option A .

Use structure “subject + auxiliary + past participle + by + object”
As per the given above sentence is given in Active Voice.
I was hurt deeply by his comment.

Correct Option: A

Use structure “subject + auxiliary + past participle + by + object”
As per the given above sentence is given in Active Voice.
I was hurt deeply by his comment.
Thus , required answer will be option A .

Note :- Rule to make active voice of Simple Past Tense
We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “subject + auxiliary + past participle + by + object”
That watch was stolen by him.

Correct Option: A

Note :- Rule to make active voice of Simple Past Tense
We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “subject + auxiliary + past participle + by + object”
That watch was stolen by him.
Hence , required sentence is option A .

Note: Assume if we had “Someone was reading the Gita”, then active voice would be, The Gita was being read.
We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “subject + auxiliary + past participle + by + object”
The Gita was being read by Sita.

Correct Option: A

Note: Assume if we had “Someone was reading the Gita”, then active voice would be, The Gita was being read.
We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “subject + auxiliary + past participle + by + object”
The Gita was being read by Sita.
Hence , option A is correct sentence .

Note: Rule to make active voice of Simple Future Tense: Passive subject + shall/will + be + third form of verb + by + passive object
The above given sentence is given in Passive Voice :-
The message will be passed by Rahul.

Correct Option: D

Note: Rule to make active voice of Simple Future Tense: Passive subject + shall/will + be + third form of verb + by + passive object
The above given sentence is given in Passive Voice :-
The message will be passed by Rahul.
Therefore , required answer will be option D .