$\text { Find the derivative of the function } h ( t ) = 2 \sin ( \arccos t ) \text {. }$

Multiple Choice

$\text { Find the derivative of the function } h ( t ) = 2 \sin ( \arccos t ) \text {. }$

A) $\frac { 2 } { \sqrt { 1 - t ^ { 2 } } }$
B) $2 t \sqrt { 1 - t ^ { 2 } }$
C) $- \frac { 2 t } { \sqrt { 1 - t ^ { 2 } } }$
D) $\frac { t } { \sqrt { 1 + t ^ { 2 } } }$
E) $2 t \sqrt { 1 + t ^ { 2 } }$