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

Multiple Choice

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

A) $4 x - 8 \sqrt { 4 x - 3 } + 13$
B) $4 x - 8 \sqrt { 4 x - 3 } + 16$
C) $4 x + 16 \sqrt { 4 x - 3 } + 16$
D) $4 x + 16 \sqrt { 4 x - 3 } + 13$