Identify the Equation as a Parabola, Circle, Ellipse, or Hyperbola $$9 x ^ { 2 } + 16 y ^ { 2 } = 144$$

Identify the equation as a parabola, circle, ellipse, or hyperbola.
- $$9 x ^ { 2 } + 16 y ^ { 2 } = 144$$

A) Parabola
B) Ellipse
C) Circle
D) Hyperbola