Name the Set Using the Roster Method $\{x \mid$ The Square Of

Multiple Choice

Name the set using the roster method.
- $\{x \mid$ the square of $x$ is 64 $\}$

A) $\{8\}$
B) $\{32\}$
C) $\{-32,32\}$
D) $\{-8,8\}$