Identify the Conic as a Circle or an Ellipse $x ^ { 2 } + y ^ { 2 } - 3 x + 4 y - 2 = 0$

Identify the conic as a circle or an ellipse. $x ^ { 2 } + y ^ { 2 } - 3 x + 4 y - 2 = 0$

A) Circle
B) Ellipse