Complete the Identity $\frac { \cos ( \alpha - \beta ) } { \sin \alpha \cos \beta } = ?$

Multiple Choice

Complete the identity.
- $\frac { \cos ( \alpha - \beta ) } { \sin \alpha \cos \beta } = ?$

A) $\cos \alpha - \sin \beta$
B) $\cot \alpha - 1$
C) $\cot \alpha + \tan \beta$
D) $\cos \alpha + \sin \beta$