What Characterizes the Attitude of New Presidents Toward Campaign Promises

What characterizes the attitude of new presidents toward campaign promises, especially since the election of Bill Clinton?

A) They have become increasingly willing to take political risks in implementing the more controversial aspects of their campaign platforms.
B) They have become more risk-averse in implementing the more controversial aspects of their campaign platforms.
C) They have become more assertive when implementing the more controversial aspects of their campaign platforms.
D) They actively refuse to work toward implementing any controversial aspects of their campaign platform.