Rewrite the Exponential Equation $4 ^ { - 2 } = \frac { 1 } { 16 }$

Multiple Choice

Rewrite the exponential equation $4 ^ { - 2 } = \frac { 1 } { 16 }$ in logarithmic form.

A) $\log _ { 4 } \frac { 1 } { 16 } = - 2$
B) $\log _ { 2 } 16 = - 2$
C) $\log _ { 4 } 16 = - 2$
D) $\log _ { 16 } 4 = - 2$
E) $$\log _ { 4 } \frac { 1 } { 16 } = 2$$