Simplify the Complex Fraction $\frac{\frac{x}{6}-\frac{3}{x}}{\frac{3}{x}+\frac{1}{2}}$ A) $\frac{x^{2}-18}{3 x+18}$ B) $\frac{x^{2}-3}{3 x+18}$ C) $\frac{x^{2}-18}{x+18}$ D) $\frac{x^{2}-18}{3(x+6)}$

Multiple Choice

Simplify the complex fraction.
- $\frac{\frac{x}{6}-\frac{3}{x}}{\frac{3}{x}+\frac{1}{2}}$

A) $\frac{x^{2}-18}{3 x+18}$

B) $\frac{x^{2}-3}{3 x+18}$

C) $\frac{x^{2}-18}{x+18}$

D) $\frac{x^{2}-18}{3(x+6) }$