Making up a false reason or an excuse for not getting what one wants is a. rationalization.
b. displacement.
c. denial.
d. repression.

The answer is a. rationalization.

Explanation:

Rationalization means to make up a false reason or excuse for not getting what one wants, for example, I don't make the soccer team so I make up a false statement and tell everyone that the coach “has it in” for me.

the second awnser

explanation:

because it is for complex problems

answerthe above statement is (false);