In the Following Scenario, What Kind of Power Does Jay

In the following scenario, what kind of power does Jay have? Jay is the supervisor in a work group that consists of Belle, Bonnie, Bob, and Barney. Jay was promoted from within the work group when the previous supervisor left. Belle is the person who understands the group's task the best. Bob is very good at finding out what's going on around the organization. Bonnie manages to get different concessions from management for the group, such as extra time off and tickets to sports events. Barney is the slacker of the group, and everyone works to be as unlike him as possible.

A) reward
B) legitimate
C) expertise
D) reference
E) information