Find the Equation of the Ellipse with Vertices Of $(0,-18)$ And $(0,18)$

Multiple Choice

Find the equation of the ellipse with vertices of $(0,-18)$ and $(0,18)$ and minor axis of length 30.

A) $\frac{x^{2}}{225}+\frac{y^{2}}{99}=1$
B) $\frac{x^{2}}{225}+\frac{y^{2}}{324}=1$
C) $\frac{x^{2}}{99}+\frac{y^{2}}{225}=1$
D) $\frac{x^{2}}{324}+\frac{y^{2}}{225}=1$