Select the option that expresses the given sentence in active voice.

The wounded man was being helped by a few men.

A few men were helping the wounded man.

The correct active voice form of the given sentence "The wounded man was being helped by a few men" is A few men were helping the wounded man.

The passive voice of the sentence is "The wounded man was being helped by a few men." This sentence is in the present progressive passive voice, which is used to describe an action that is happening now but is not finished. The passive voice of the sentence is formed by putting the subject of the active sentence after the verb "to be" and the present participle of the main verb. In this case, the subject of the active sentence is "wounded man" and the main verb is "help." The present participle of "help" is "helping." So, the passive form of the sentence is "The wounded man was being helped by a few men."

The active voice of the sentence is formed by putting the subject of the passive sentence before the verb and removing the word "by." In this case, the subject of the passive sentence is "a few men," and the verb is "help." So, the active form of the sentence is "A few men were helping the wounded man."

The other options are incorrect because:

• The wounded man had been helped by a few men." This sentence is in the past perfect passive voice, which is used to describe an action that happened in the past before another action happened. However, there is no other action mentioned in the sentence.
• The wounded man was helping a few men." This sentence is in the active voice, but the subject and verb are reversed.
• A few men are helping the wounded man." This sentence is in the present progressive active voice, which is used to describe an action that is happening now but is not finished. However, the action of helping the wounded man is not happening now.