Solve the Problem $\mathrm { S }$ B) $P$ C) $Q$ D) $\mathrm { R }$

Multiple Choice

Solve the problem.
-A figure and its image under a rotation are given. Which point of the grid is the center of rotation?

A) $\mathrm { S }$
B) $P$
C) $Q$
D) $\mathrm { R }$