Solve the Equation $$\log ( 5 + x ) - \log ( x - 4 ) = \log 2$$

Multiple Choice

Solve the equation.
- $$\log ( 5 + x ) - \log ( x - 4 ) = \log 2$$

A) $\left\{ \frac { 1 } { 2 } \right\}$
B) $\varnothing$
C) $\{ 13 \}$
D) $\{ - 13 \}$