Choose the appropriate option that rewrites the given sentence in its passive voice.
Some parents did not approve of the play because of its obscene dialogues.
1
The play was not approved of by some parents because of its obscene dialogues.
2
Because of its obscene dialogues, some parents did not approve of the play.
3
Some parents because of its obscene dialogues did not approved of the play
4
Some parents had not approved of the play because of its obscene dialogues.