Find the center, vertices, and foci of the ellipse with equation x squared divided by 144 plus y squared divided by 225 = 1. a) Center: (0, 0); Vertices: (0, -15), (0, 15); Foci: (-12, 0), (12, 0)
b) Center: (0, 0); Vertices: (0, -15), (0, 15); Foci: (0, -9), (0, 9)
c) Center: (0, 0); Vertices: (-15, 0), (15, 0); Foci: (0, -12), (0, 12) )
d) Center: (0, 0); Vertices: (-15, 0), (15, 0); Foci: (-9, 0), (9, 0)