Solve the Problem $f$ To Estimate the Local Maximum and Local Minimum

Multiple Choice

Solve the problem.
-Use the graph of $f$ to estimate the local maximum and local minimum.

A) Local maximum: 0; local minimum: $- 4$
B) No local maximum; local minimum: $- 4$
C) Local maximum: $\infty$ ; local minima: $- 2$ and 2
D) Local maximum: 0; local minima: $- 2$ and 2