$\frac{x^{2}+5 x+4}{x^{2}+10 x+24} \cdot \frac{x^{2}-11 x+30}{x^{2}-4 x-5}$ A) -1

B)

Multiple Choice

$\frac{x^{2}+5 x+4}{x^{2}+10 x+24} \cdot \frac{x^{2}-11 x+30}{x^{2}-4 x-5}$

A) -1

B) $\frac{x-6}{x+6}$

C) $\frac{x+6}{x-6}$

D) 1