Use Implicit Differentiation to Find the Specified Derivative at the Given

Multiple Choice

Use implicit differentiation to find the specified derivative at the given point.
-Find $\frac { \partial x } { \partial y }$ at the point $\left( 1 , \frac { \pi } { 24 } , 6 \right)$ for $\mathrm { e } ^ { \mathrm { x } ^ { 2 } } \cos \mathrm { yz } = 0$ .

A) $\frac { 1 } { 3 }$
B) $- 3$
C) $- \frac { 1 } { 3 }$
D) 3