Find F(x) and G(x) Such That H(x) = $(f \circ g)(x)$

Multiple Choice

Find f(x) and g(x) such that h(x) = $(f \circ g) (x)$ .
- $$h ( x ) = ( \sqrt { x } - 7 ) ^ { 2 }$$

A) $f ( x ) = x ^ { 2 } , g ( x ) = \sqrt { x } - 7$
B) $f ( x ) = \sqrt { x } - 7 , g ( x ) = x ^ { 2 }$
C) $f ( x ) = \sqrt { x ^ { 2 } } , g ( x ) = x - 7$
D) $f ( x ) = \sqrt { x } , g ( x ) = ( x - 7 ) ^ { 2 }$