Exhibit 10-1 the Figure Below Shows a Graph of Angular $\pi$

Multiple Choice

Exhibit 10-1 The figure below shows a graph of angular velocity versus time for a woman bicycling around a circular track. Use this exhibit to answer the following question(s) .
-Refer to Exhibit 10-1.What is her angular displacement (in rad) in the 16 minute period shown in the graph?

A) 0
B) 16 $\pi$
C) 32 $\pi$
D) 40 $\pi$
E) 64 $\pi$