Find the Exact Solution to the Equation Without a Calculator $6 \arcsin x = \pi$

Multiple Choice

Find the exact solution to the equation without a calculator.
- $6 \arcsin x = \pi$

A) $x = - 5 + 3 \sqrt { 2 }$
B) $x = \pm \frac { 3 } { 4 }$
C) $x = 2$
D) $x = \frac { 1 } { 2 }$