A Solid Disk and a Hollow Disk with the Same

Multiple Choice

A solid disk and a hollow disk with the same mass and diameter are released together (from rest) to roll down an incline. The solid disk reaches the bottom first. From this information we can say that the angular acceleration was

A) larger for the hollow disk.
B) larger for the solid disk.
C) the same for both disks.
D) impossible to know without a measurement of time.