Simplify the Expression $( x ^{( - 2 a - 3 )} ) ^ { - 5 }$

Multiple Choice

Simplify the expression. Assume that all variables represent nonzero integers.
- $( x ^{( - 2 a - 3 ) } ) ^ { - 5 }$

A) $\frac { 1 } { x ^ { ( 5 a + 5 ) } }$
B) $x ^ { ( 5 a + 5 ) }$
C) $x ^ { ( 10 a + 15 ) }$
D) $\frac { 1 } { x^{ ( 10 a + 15 ) }}$