Simplify Assume All Variables Represent Nonnegative Values $\sqrt { \frac { 19 } { 25 } }$

Multiple Choice

Simplify. Assume all variables represent nonnegative values.
- $\sqrt { \frac { 19 } { 25 } }$

A) $5 \sqrt { 19 }$
B) $\frac { \sqrt { 19 } } { 5 }$
C) $25 \sqrt { 19 }$
D) $\frac { \sqrt { 19 } } { \sqrt { 25 } }$