Simplify the Expression $a ^ { 5 }$ B) $\frac { 1 } { a ^ { 5 } }$

Multiple Choice

Simplify the expression. Express final results without using zero or negative integers as exponents. a ⁴ a ^-7 a ^-2

A) $a ^ { 5 }$
B) $\frac { 1 } { a ^ { 5 } }$
C) $\frac { 1 } { a ^ { 6 } }$