Which revision puts the sample sentence in active voice?

Family members who cannot attend set places at the table.
Family members set places at the table for relatives who cannot attend.
Places are set by family members at the table for relatives who cannot attend.
Places for family members are set by relatives who cannot attend.

Family members set places at the table for relatives who cannot attend.

Family members set places at the table for relatives who cannot attend.

The sample sentence "Family members who cannot attend set places at the table" is written in the passive voice. To put it in active voice, we need to rephrase the sentence so that the subject of the sentence is performing the action.

Let's analyze the given revisions:

1. "Family members set places at the table for relatives who cannot attend." - This revision changes the sentence to active voice, with "Family members" as the subject. It clearly states that family members are the ones setting places at the table for relatives who cannot attend.

2. "Places are set by family members at the table for relatives who cannot attend." - This revision retains the passive voice, with "Places" as the subject, followed by the passive verb "are set" and the agent "by family members." It does not change the sentence to active voice.

3. "Places for family members are set by relatives who cannot attend." - This revision also retains the passive voice, with "Places" as the subject, followed by the passive verb "are set" and the agent "by relatives." It does not change the sentence to active voice.

Therefore, the revision that puts the sample sentence in active voice is: "Family members set places at the table for relatives who cannot attend."