Write as an Exponential Equation $\log _ { 10 } 0.0001 = - 4$

Multiple Choice

Write as an exponential equation.
- $\log _ { 10 } 0.0001 = - 4$

A) $10 ^ { - 4 } = 0.0001$
B) $10 ^ { 4 } = 0.0001$
C) $- 4 ^ { 10 } = 0.0001$
D) $0.0001 ^ { 4 } = 10$