Solve the Equation by the Square Root Property $$( 5 x - 8 ) ^ { 2 } = 12$$

Multiple Choice

Solve the equation by the square root property.
- $$( 5 x - 8 ) ^ { 2 } = 12$$

A) $\left\{ \frac { 8 - 2 \sqrt { 3 } } { 5 } , \frac { 8 + 2 \sqrt { 3 } } { 5 } \right\}$
B) $\{ - 2 \sqrt { 5 } , 2 \sqrt { 5 } \}$
C) $\left\{ \frac { - 8 - 2 \sqrt { 3 } } { 5 } , \frac { - 8 + 2 \sqrt { 3 } } { 5 } \right\}$
D) $\left\{ - \frac { 4 } { 5 } , 4 \right\}$