Which of the Following Is True of Role Identity

Which of the following is true of role identity?

A) People have the ability to shift roles rapidly when the situation requires change.
B) Everyone is required to play one specific role in every situation.
C) No two people ever agree on what constitutes a role.
D) There is considerable inertia in role identity after roles are changed.
E) Role perception creates the attitudes and actual behaviors consistent with a role.