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 $\frac { d y } { d x }$ at the point $( - 1,1 )$ for $3 x - \frac { 3 } { y } + 2 x ^ { 2 } y ^ { 2 } = 0$ .

A) $\frac { 1 } { 3 }$
B) $\frac { 1 } { 7 }$
C) - 1
D) $- \frac { 1 } { 7 }$