Perform the Indicated Operations $$\frac { x ^ { - 15 } } { x ^ { - 7 } }$$

Multiple Choice

Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero
real numbers.
- $$\frac { x ^ { - 15 } } { x ^ { - 7 } }$$

A) $- x ^ { 22 }$

B) $x ^ { 8 }$

C) $\frac { 1 } { x ^ { 22 } }$

D) $\frac { 1 } { x ^ { 8 } }$