Simplify the Rational Expression $\frac{(\mathrm{x}-8)(\mathrm{x}+5)}{64-\mathrm{x}^{2}}$ A) $\frac{x+5}{8+x}$ B) $-\frac{x+5}{8+x}$ C) $\frac{x-5}{8-x}$ D) $-\frac{x-5}{8-x}$

Simplify the rational expression. (Assume the denominator is nonzero.)
- $\frac{(\mathrm{x}-8) (\mathrm{x}+5) }{64-\mathrm{x}^{2}}$

A) $\frac{x+5}{8+x}$

B) $-\frac{x+5}{8+x}$

C) $\frac{x-5}{8-x}$

D) $-\frac{x-5}{8-x}$