Simplify Using the Division Property of Radicals $\sqrt { \frac { 18 b ^ { 8 } } { 2 b ^ { 18 } } }$

Multiple Choice

Simplify using the division property of radicals. Assume that all variables represent positive real numbers. $\sqrt { \frac { 18 b ^ { 8 } } { 2 b ^ { 18 } } }$

A) $\frac { 3 } { b ^ { 5 } }$
B) $\frac { 3 } { b \sqrt { b ^ { 8 } } }$
C) $\sqrt { \frac { 9 } { b ^ { 10 } } }$
D) $3 \sqrt { b ^ { 10 } }$