Solve the Equation $\log _ { 4 } ( x + 2 ) - \log _ { 4 } x = 2$

Multiple Choice

Solve the equation.
- $\log _ { 4 } ( x + 2 ) - \log _ { 4 } x = 2$

A) $\left\{ \frac { 15 } { 2 } \right\}$
B) $\{ 4 \}$
C) $\left\{ \frac { 2 } { 15 } \right\}$
D) $\left\{ \frac { 1 } { 8 } \right\}$