Any part of the motor that rotates is mounted to the ____.

A) shaft key
B) cooling fan
C) shaft
D) terminal

Shaft Key

A mechanical component used to secure a rotating machine element, like a gear or pulley, to a shaft, preventing relative motion between them.

Motor

An electromechanical device that converts electrical energy into mechanical energy, commonly used to power machines.

Rotates

The action of an object turning around an axis, commonly referring to parts within machinery or motors.