Simplify the Expression $8 \sqrt { 11 } + 2 \sqrt { 11 }$

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $8 \sqrt { 11 } + 2 \sqrt { 11 }$

A) 110
B) $16 \sqrt { 11 }$
C) $10 \sqrt { 22 }$
D) $10 \sqrt { 11 }$