Find the Slope of a Line That Has the Given $- 3 x - 2 y = 4$

Multiple Choice

Find the slope of a line that has the given relationship to the given line. If the slope is undefined, state this.
-Perpendicular to $- 3 x - 2 y = 4$

A) $- \frac { 2 } { 3 }$
B) $\frac { 2 } { 3 }$
C) 1
D) $\frac { 3 } { 2 }$