Raise to the Power or Find the Root $\left( \frac { 4 ^ { 3 } x ^ { 1 / 4 } y ^ { 5 } } { x ^ { 1 / 4 } } \right) ^ { 1 / 3 }$

Multiple Choice

Raise to the power or find the root. Assume that all variables represent positive numbers. Write with only positive
exponents.
- $\left( \frac { 4 ^ { 3 } x ^ { 1 / 4 } y ^ { 5 } } { x ^ { 1 / 4 } } \right) ^ { 1 / 3 }$

A) $4 y ^ { 5 }$
B) $4 y ^ { 5 / 3 }$
C) $4 y ^ { 3 / 5 }$
D) $y ^ { 5 / 3 }$