One of the reasons bernard madoff got away with his ponzi scheme for so long is that his investors saw him as a friend and used to disregard questionable behavior.
a. stereotyping
b. attribution
c. racism
d. selective perception
e. sexism

Selective perception

Explanation:

Selective perception as the name indicated to perceive the selected things and ignore others. In other words, we can say that a person perceives those things that he wanted or desire to perceive things. On the other hand, the person ignores those things that undesirable for him.  

Many factors influence a person's selective perception.

There are of two types of selective perception such as  

Thus in the above statement, Bernard Madoff got away with his Ponzi scheme and the investor used selective perception for him.