Evaluate the Expression Without Using a Calculator $\log _ { 6 } \frac { 1 } { \sqrt { 6 } }$

Multiple Choice

Evaluate the expression without using a calculator.
- $\log _ { 6 } \frac { 1 } { \sqrt { 6 } }$

A) $- \frac { 1 } { 2 }$
B) $- \frac { 1 } { 6 }$
C) $\frac { 1 } { 2 }$
D) $\frac { 1 } { 6 }$