Pete Has Been Fired from His Job and Believes That

Pete has been fired from his job and believes that he has been wrongfully terminated. As he decides how to fight the perceived injustice, how can he best mitigate damages?

A) file his suit as soon as possible while the evidence is available and witnesses' recollections are fresh
B) file for unemployment insurance as quickly as possible so that he doesn't sink too far into debt
C) call his former employer to determine the real reason he was fired
D) actively seek new employment as soon as possible