Which of the Following Is Equal To $\frac { \sin \theta } { \csc \theta } + \frac { \cos \theta } { \sec \theta }$

Multiple Choice

Which of the following is equal to: $\frac { \sin \theta } { \csc \theta } + \frac { \cos \theta } { \sec \theta }$

A) $\frac { 1 - \sin \theta } { 1 + \sin \theta }$
B) $2 \cos ^ { 2 } \theta - 1$
C) $2 \cos ^ { 2 } \theta$
D) $1$
E) $2 \csc \theta$