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 first 8 minutes?

A) 0
B) $\pi$
C) 4 $\pi$
D) 8 $\pi$
E) 16 $\pi$