Research on How People React to Pay Cuts/raises, Layoffs, Promotions

Research on how people react to pay cuts/raises, layoffs, promotions, and affirmative action policies shows that

A) how the decision was made is more important than what decision was made.
B) what decision was made is more important than how the decision was made.
C) both how the decision was made and what the decision was are important.
D) neither how the decision was made nor what the decision was are important.