Find the Exact Value of the Expression $\tan 75 ^ { \circ }$

Multiple Choice

Find the exact value of the expression.
- $\tan 75 ^ { \circ }$

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