Solve by Any Method $1-\frac{7}{x}-\frac{60}{x^{2}}=0$ A) $\{-12,5\}$ B) $\{12,5\}$ C) $\{12,-5\}$ D) $\{-12,-5\}$

Solve by any method.
- $1-\frac{7}{x}-\frac{60}{x^{2}}=0$

A) $\{-12,5\}$
B) $\{12,5\}$
C) $\{12,-5\}$
D) $\{-12,-5\}$