In Regression,as an Adjustive Reaction to Frustration and Anxiety,an Employee

In regression,as an adjustive reaction to frustration and anxiety,an employee _____.

A) devotes himself or herself to a pursuit with increased vigor
B) expresses emotional conflicts through disabilities or pain
C) returns to a less mature level of adjustment in the face of frustration
D) excludes from consciousness impulses and feelings that are psychologically disturbing
E) breaks psychological contact with the environment