Give the Degree Measure of θ $$\theta = \cos ^ { - 1 } \left( \frac { \sqrt { 3 } } { 2 } \right)$$

Give the degree measure of θ.
- $$\theta = \cos ^ { - 1 } \left( \frac { \sqrt { 3 } } { 2 } \right)$$

A) $30 ^ { \circ }$
B) $315 ^ { \circ }$
C) $45 ^ { \circ }$
D) $330 ^ { \circ }$