Write in Terms of the Cofunction of a Complementary Angle $\frac { 1 } { 2 } \sqrt { 2 - \sqrt { 3 } }$

Multiple Choice

Write in terms of the cofunction of a complementary angle.
-sin 75°

A) $\frac { 1 } { 2 } \sqrt { 2 - \sqrt { 3 } }$
B) $- \frac { 1 } { 2 } \sqrt { 2 - \sqrt { 3 } }$
C) $- \frac { 1 } { 2 } \sqrt { 2 + \sqrt { 3 } }$
D) $\frac { 1 } { 2 } \sqrt { 2 + \sqrt { 3 } }$