Select the correct passive form of the given sentence.

The Indian government has introduced a ban on spitting in public.

A ban on spitting in public has been introduced by the Indian government.

The correct passive form of the given sentence is A ban on spitting in public has been introduced by the Indian government.

The other options are incorrect because:

• The ban on spitting had been introduced by the Indian government uses the past perfect tense, while the original sentence is in the present tense.
• The ban on spitting was being introduced by the Indian government uses the present progressive tense, which is not typically used for actions that happen once.
• The Indian government had introduced a ban on spitting in public places uses the past perfect tense and the preposition "in," which is not typically used with the verb "introduce."
• The Indian government has introduced a ban on spitting in public is in the active voice, not the passive voice.