The following material can be used to design costume EXCEPT______.

A．disapprove of the mental activities of people at any other level
B．be unconcerned about the mental activities of people at other level
C．have a deep sympathy for people with low I. Q.
D．find a stimulating challenge in the mental activities of the intellectual

A．most go on to complete four years of college
B．many find their way into difficult professions
C．many are never discovered
D．many live out their lives in respectable occupations