Complete the Identity $\frac { \cos x - \sin x } { \cos x } + \frac { \sin x - \cos x } { \sin x } = ?$

Multiple Choice

Complete the identity.
- $\frac { \cos x - \sin x } { \cos x } + \frac { \sin x - \cos x } { \sin x } = ?$

A) $2 - \sec x \csc x$
B) $1 - \sec x \csc x$
C) $2 + \sec x \csc x$
D) $\sec x \csc x$