Use the Cofunction Identities to Evaluate the Expression Without Using $$\tan ^ { 2 } 61 + \cot ^ { 2 } 18 - \sec ^ { 2 } 72 - \csc ^ { 2 } 29$$

Multiple Choice

Use the cofunction identities to evaluate the expression without using a calculator. $$\tan ^ { 2 } 61 + \cot ^ { 2 } 18 - \sec ^ { 2 } 72 - \csc ^ { 2 } 29$$

A) $- 2$
B) 3
C) $- 1$
D) 1
E) 2