Simplify the Expression $$\frac { \sec x } { \sin x } - \frac { \cos x } { \sin x }$$

Multiple Choice

Simplify the expression.
- $$\frac { \sec x } { \sin x } - \frac { \cos x } { \sin x }$$

A) $\cot x$
B) $\csc ^ { 2 } x$
C) $\tan x$
D) $- \tan x$