Find the Value of the Logarithm Without Using a Calculator $\log _ { 9 } \frac { 1 } { 729 }$

Multiple Choice

Find the value of the logarithm without using a calculator.
- $\log _ { 9 } \frac { 1 } { 729 }$

A) $- 81$
B) 81
C) 3
D) $- 3$