Rewrite the Expression as an Algebraic Expression in X $x ^ { 2 }$

Multiple Choice

Rewrite the expression as an algebraic expression in x.sin (sin - 1x + cos - 1x)

A) $x ^ { 2 }$
B) $x$
C) $2 x$
D) $1$
E) $2 \sqrt { 1 - x ^ { 2 } }$