Write in Radical Form $$( 3 m + 3 n ) ^ { 3 / 5 }$$

Multiple Choice

Write in radical form. Assume all variables represent positive real numbers.
- $$( 3 m + 3 n ) ^ { 3 / 5 }$$

A) $\sqrt [ 5 ] { 3 m + 3 n ^ { 3 } }$

B) $\sqrt [ 3 ] { 3 m + 3 n ^ { 5 } }$

C) $\sqrt [ 5 ] { ( 3 m + 3 n ) ^ { 3 } }$

D) $\sqrt [ 3 ] { ( 3 m + 3 n ) ^ { 5 } }$