Rationalize the Denominator $\frac{\sqrt{5}}{\sqrt{3}+4}$ A) $\frac{3 \sqrt{15}+35}{12}$ B) $\frac{\sqrt{15}+4 \sqrt{5}}{-13}$ C) $\frac{\sqrt{15}-4 \sqrt{5}}{7}$ D) $\frac{\sqrt{15}-4 \sqrt{5}}{-13}$

Multiple Choice

Rationalize the denominator. Assume all variables represent positive real numbers.
- $\frac{\sqrt{5}}{\sqrt{3}+4}$

A) $\frac{3 \sqrt{15}+35}{12}$
B) $\frac{\sqrt{15}+4 \sqrt{5}}{-13}$
C) $\frac{\sqrt{15}-4 \sqrt{5}}{7}$
D) $\frac{\sqrt{15}-4 \sqrt{5}}{-13}$