Order the group of parabolas from widest to narrowest


y = 1/4x 2, y = -1/2x 2, y = 3/2x 2

A

y = 1/4x 2, y = 3/2x 2, y = -1/2x 2

B

y = -1/2x 2, y = 1/4x 2, y = 3/2x 2

C

y = 1/4x 2, y = -1/2x 2, y = 3/2x 2

D

y = 3/2x 2, y = -1/2x 2, y = 1/4x 2