Within His Multidimensional Model of Leadership Chelladurai (1990) Proposed a "Congruency

Within his Multidimensional Model of Leadership Chelladurai (1990) proposed a "congruency hypothesis." This hypothesis suggests that optimal leadership is dependent on the congruence between

A) the personality traits of all members of a coaching team (i.e., a head coach and his or her assistant coaches) .
B) the "required" (by the situation or context) , "preferred" (by the athletes) , and coach's "actual" leadership behaviours.
C) the psychological needs of the athletes and the psychological needs of the coach.
D) the personality traits of all members of a sports team.
E) the gender of the coach and the gender of the athletes being coached.