Perform the Indicated Operations $\frac { 3 ^ { - 7 } } { 3 ^ { 8 } }$

Multiple Choice

Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero
real numbers.
- $\frac { 3 ^ { - 7 } } { 3 ^ { 8 } }$

A) $\frac { 1 } { 615 }$
B) $\frac { 1 } { 3 ^ { 56 } }$
C) $\frac { 1 } { 3 ^ { 15 } }$
D) $- 3 ^ { 15 }$