Simplify the Following Algebraic Expression and Express Your Answer Using $\left( \frac { a ^ { - 5 } } { b ^ { - 10 } } \right) ^ { - 1 }$

Multiple Choice

Simplify the following algebraic expression and express your answer using positive exponents only. $\left( \frac { a ^ { - 5 } } { b ^ { - 10 } } \right) ^ { - 1 }$

A) $\frac { a ^ { 5 } } { b ^ { 10 } }$
B) $a ^ { 5 } b ^ { 10 }$
C) $\frac { b ^ { 10 } } { a ^ { 5 } }$
D) $\frac { a ^ { 10 } } { b ^ { 5 } }$