Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Complete the identity.
- $$\sin ^ { 2 } \theta + \tan ^ { 2 } \theta + \cos ^ { 2 } \theta = \text { ? }$$

A) $\tan ^ { 2 } \theta$
B) $\sin \theta$
C) $\cos ^ { 3 } \theta$
D) $\sec ^ { 2 } \theta$