Write the Expression by Using Rational Exponents Rather Than Radical $\frac { 16 } { \sqrt [ 5 ] { x } }$

Multiple Choice

Write the expression by using rational exponents rather than radical notation. $\frac { 16 } { \sqrt [ 5 ] { x } }$

A) $16 x ^ { 1 / 5 }$
B) $16 x ^ { - 5 }$
C) $16 x ^ { - 1 / 5 }$
D) $( 16 x ) ^ { - 1 / 5 }$