Find $f \circ g$ $f ( x ) = \left| x ^ { 2 } - 6 \right|$

Multiple Choice

Find $f \circ g$ .
$f ( x ) = \left| x ^ { 2 } - 6 \right|$
$g ( x ) = - 9 - x$

A) $( f \circ g ) ( x ) = \left| x ^ { 2 } + 18 x + 75 \right|$
B) $( f \circ g ) ( x ) = \left| x ^ { 2 } + 75 \right|$
C) $( f \circ g ) ( x ) = \left| - 3 - x ^ { 2 } \right|$
D) $( f \circ g ) ( x ) = \left| - 15 - x ^ { 2 } \right|$
E) $( f \circ g ) ( x ) = - 9 - \left| x ^ { 2 } - 6 \right|$