Multiply, and Then Simplify If Possible $$( 4 \sqrt { 3 } - 3 ) ^ { 2 }$$

Multiple Choice

Multiply, and then simplify if possible. Assume all variables represent positive real numbers.
- $$( 4 \sqrt { 3 } - 3 ) ^ { 2 }$$

A) $39 - 24 \sqrt { 3 }$
B) $57 - 24 \sqrt { 3 }$
C) $45 - 24 \sqrt { 3 }$
D) $57 + 24 \sqrt { 3 }$