In a Power-Dependence Relation" Power Reflects the Rewards an Actor

In a power-dependence relation" power reflects the rewards an actor has to offer and:

A) how well the actor is able to control the behaviors of his or her competitors
B) the actor's exchange history relative to the exchange histories of potential exchange partners
C) the actor's willingness to punish others who fail to provide desired rewards
D) the number of potential exchange partners who can provide the rewards the actor is seeking
E) whether the rewards an actor has were obtained through legitimate means