Solve the Equation $$16 ^ { x } = 2$$ A) $- \frac { 1 } { 4 }$

Solve the equation.
- $$16 ^ { x } = 2$$

A) $- \frac { 1 } { 4 }$
B) 4
C) $\frac { 1 } { 4 }$
D) $- 4$