In the Movie Catch Me If You Can,why Was Frank

Multiple Choice

In the movie Catch Me If You Can,why was Frank Abagnale able to be successful as a con-man?

A) because he was comfortable being callous and unkind to people
B) because he had given up the idea that he had any "true" self
C) because he had a high IQ, which enabled him to play "cat and mouse" games with people
D) because he was able to be completely self-interested