The answer to number 2 is A) It is relevant but is insufficient to prove his claims as it relies on his own beliefs.// I took the test.
D is not your answer. Someone who is bitter and exhausted has learned something that made them bitter and exhausted. They have changed.
C is not your answer. We have a hook here. We're drawn in to find out why she is different. That's not a flat character.
A is not your answer. These twins have a conflict. It is a natural way to develop a story.
B as charming as he sounds, his charm and wit lead us nowhere. He is a foil for the main character. Our pleasure in him is only momentary. B is the answer.
You might have a different mindset, things were more conservative and openly racist back in the day.