Solve the Equation and Express the Solution in Exact Form $\log ( 3 + x ) - \log ( x - 4 ) = \log 4$

Multiple Choice

Solve the equation and express the solution in exact form.
- $\log ( 3 + x ) - \log ( x - 4 ) = \log 4$

A) $\left\{ - \frac { 19 } { 3 } \right\}$
B) $\left\{ \frac { 19 } { 3 } \right\}$
C) $\left\{ \frac { 5 } { 2 } \right\}$
D) $\varnothing$