Express the Following Expression in Simplest Radical Form $\frac { \sqrt { 32 a ^ { 2 } b } } { \sqrt { 11 a ^ { 3 } b ^ { 3 } } }$

Multiple Choice

Express the following expression in simplest radical form. All variables represent positive real numbers. $\frac { \sqrt { 32 a ^ { 2 } b } } { \sqrt { 11 a ^ { 3 } b ^ { 3 } } }$

A) $\frac { 4 \sqrt { 22 } } { 11 a b ^ { 2 } }$
B) $\frac { 4 \sqrt { 22 a } } { b }$
C) $\frac { 4 \sqrt { 22 a } } { 11 a b }$
D) $\frac { 4 \sqrt { 22 a b } } { 11 b }$