The phrase in the parenthesis is acting as an adjective.
I believe the answer is D. The reason I said D is because the craziest party is describing have been.
What paragraph? Well immune means protected from something or like you can’t be effected by something
I'd say B and D. Elementary school reports don't necessarily equate to knowledge of a subject (and research on the branches of government doesn't help you know <em>how</em> to govern), so A is out. C is nice, but popularity and charm do not a leader make, he might have ulterior motives to being as such, maybe taking advantage of the power? B and D show things he has done that would give him useful skills in the position.
Answer:
TheAnswer is option c answer