Write as a Logarithmic Equation $7 ^ { 3 } = 343$

Multiple Choice

Write as a logarithmic equation.
- $7 ^ { 3 } = 343$

A) $\log _ { 343 } ^ { 7 } = 3$
B) $\log _ { 3 } ^ { 343 } = 7$
C) $\log _ { 7 } ^ { 343 } = 3$
D) $\log _ { 7 } ^ { 3 }= 343$