Denise Genuinely Believes That She Is Very Egalitarian and That

Denise genuinely believes that she is very egalitarian and that she treats people equally.When she interacts with people who dress shabbily,however,she doesn't smile very much,and she avoids eye contact with them.What is illustrated by Denise's belief that she is egalitarian

A)  a self-serving bias
B)  a self-fulfilling prophesy 
C)  an explicit attitude
D)  an implicit attitude