Today Marci's Boss Entered Her Cubicle and Told Her That

Today Marci's boss entered her cubicle and told her that her work has been fantastic, and that because of her last project the client is going to give the company all of their business. Marci's boss continued to talk about what a great job she's doing. When her boss left Marci felt very confident and satisfied with herself and her job. Marci's boss uses communication in which of the following functions?

A) control
B) motivation
C) emotional expression
D) information
E) reprimand