Simplify the Expression $( 9 \sqrt { 3 } + 7 \sqrt { 2 } ) ( 4 \sqrt { 3 } + 9 \sqrt { 2 } )$

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $( 9 \sqrt { 3 } + 7 \sqrt { 2 } ) ( 4 \sqrt { 3 } + 9 \sqrt { 2 } )$

A) $- 18 + 109 \sqrt { 6 }$
B) $234 + 109 \sqrt { 6 }$
C) $36 \sqrt { 3 } + 63 \sqrt { 2 } + 109 \sqrt { 6 }$
D) $36 \sqrt { 3 } + 63 \sqrt { 2 }$