$\text { Evaluate the expression } \arcsin \left( \frac { 1 } { 2 } \right) \text { without using a calculator. }$

Multiple Choice

$\text { Evaluate the expression } \arcsin \left( \frac { 1 } { 2 } \right) \text { without using a calculator. }$

A) 0
B) $\frac { 3 \pi } { 2 }$
C) $\frac { 7 \pi } { 2 }$
D) $\frac { \pi } { 6 }$
E) $\frac { 4 \pi } { 5 }$