What is the reason for depicting K as “feeling stupid” when hearing words such as morality, responsibility?

A.Because K is a being whose simple way of living questions the definition of social and natural aspects of human being.

B.Because K is depicted as a simple person to show the meaning of the simplest existence as a human being.

C.Because K does not like being cornered.

D.Both a and b.

正确答案：D