Which would be a complicating factor for this argument about building a senior center?

A) If the speaker had recently moved to the area from out of town
B) If the speaker worked for the company that wants to build the center
C) If the speaker had spent a great deal of time researching his message
D) If the speaker has an elderly relative that is looking for a new place to live

the answer is b

Explanation: I took the quiz in USA test prep

active voice: my father cut the tree.

passive voice: the tree was cut by my father.

active voice: people buy newspapers every day.

passive voice: newspapers are bought (by people) every day.

active voice: people have been using movies as political propaganda since world war ii.

passive voice: movies have been used as political propaganda since world war ii.

active voice: donna gave me my birthday present.

passive voice: i was given my birthday present (by donna). / my birthday present was given to me (by donna).

active voice: mom will leave the keys on the counter.

passive voice: the keys will be left (by mom) on the counter.

the words in parentheses are the agent of the passive voice and can be omitted when obvious, generic, or simply unnecessary.