Raphael and Paxton Are Roommates

Multiple Choice

Raphael and Paxton are roommates. Because they're both psychology majors, they choose to dress up as their favourite early psychologists for a Halloween party in their building. They also challenge one another to act like these psychologists all night, and the first one to break character has to take out the trash until the end of semester.
-Imagine that Paxton is dressed as Wilhelm Wundt and supports the theory of structuralism all evening.Whereas Raphael is dressed as William James and supports functionalism.They get into a few arguments.When their friend Nadav asks them if they agree on anything,how do they respond

A) "No. We are forever doomed to trying to prove each other wrong."
B) "Yes, introspection."
C) "Yes, systematic observation."
D) "Yes, stream of consciousness."