Complete the Identity $\frac { \csc \theta \left( \sin ^ { 2 } \theta + \cos ^ { 2 } \theta \tan \theta \right) } { \sin \theta + \cos \theta } = ?$

Multiple Choice

Complete the identity.
- $\frac { \csc \theta \left( \sin ^ { 2 } \theta + \cos ^ { 2 } \theta \tan \theta \right) } { \sin \theta + \cos \theta } = ?$

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