That man is funny.
" funny " is ur predicate adjective. It is an adjective because it describes the subject " man " and is found in the predicate.
The answer is- "She was one of the few members of the Y reducing class who arrived in hat and gloves and who had a son who had been to college."
In this context, it would be who. One would use whom to sound smart, but if used incorrectly, sounds ignorant.
The answer would be C. This is why it also focuses on separating the state from the church.