Regardless of an Interest Group's Size or Resources, It Can

Regardless of an interest group's size or resources, it can be considered powerful if

A) ​it has strong and effective leadership.
B) ​it successfully turns itself into a political party.
C) ​its members are motivated, engaged, and politically active.
D) ​it has strong and effective leadership and it successfully turns itself into a political party.
E) ​it has strong and effective leadership and its members are motivated, engaged, and politically active.