Choose the One Alternative That Best Completes the Statement or Answers

Choose the one alternative that best completes the statement or answers the question.
Write the equation in exponential form.
- $$\log _ { 4 } 16 = 2$$

A) $2 ^ { 4 } = 16$
B) $16 ^ { 2 } = 4$
C) $4 ^ { 2 } = 16$
D) $2 ^ { 16 } = 4$