Solve the Problem $63 ^ { \circ }$ In One Minute $378.0$

Multiple Choice

Solve the problem.
-A pulley rotates through $63 ^ { \circ }$ in one minute. How many rotations (to the nearest tenth of a rotation) does the pulley make in an hour?

A) $378.0$ rotations
B) $21.0$ rotations
C) $10.5$ rotations
D) $189.0$ rotations