Express as a Product $\log _ { 6 } \sqrt { z }$

Multiple Choice

Express as a product.
- $\log _ { 6 } \sqrt { z }$

A) $\frac { 1 } { 2 } \log ( 6 \cdot z )$
B) $\frac { 1 } { 2 } \log 6 + \frac { 1 } { 2 } \log z$
C) $\frac { 1 } { 2 } \log _ { 6 } z$
D) $\frac { 1 } { 2 } \log 6 \cdot \log z$