Complete the Identity $\cot ^ { 2 } 2 x + \cos ^ { 2 } 2 x + \sin ^ { 2 } 2 x =$

Multiple Choice

Complete the identity.
- $\cot ^ { 2 } 2 x + \cos ^ { 2 } 2 x + \sin ^ { 2 } 2 x =$ ?

A) $\csc ^ { 2 } 2 x$
B) $\sin ^ { 2 } 2 x$
C) $\cos ^ { 2 } 2 x$
D) 2