Simplify the Expression and Write the Answer Without Negative Exponents $\frac { x ^ { 7 } } { x ^ { 6 } }$

Multiple Choice

Simplify the expression and write the answer without negative exponents.
- $\frac { x ^ { 7 } } { x ^ { 6 } }$

A) x
B) $\frac { 1 } { x }$
C) $x ^ { 13 }$
D) $x ^ { 7 } - x ^ { 6 }$