Subtract Simplify, If Possible $\frac{2 x-4}{x^{2}-4}-\frac{2 x-4}{4-x^{2}}$ A) $\frac{4}{x-2}$ B) $\frac{4}{x+2}$ C) 4
D) 0

Multiple Choice

Subtract. Simplify, if possible.
- $\frac{2 x-4}{x^{2}-4}-\frac{2 x-4}{4-x^{2}}$

A) $\frac{4}{x-2}$
B) $\frac{4}{x+2}$
C) 4
D) 0