Three Disks Have the Same Mass and the Same Total

Multiple Choice

Three disks have the same mass and the same total kinetic energy.Disk #1 has radius R,disk #2 has radius 2R,and disk #3 has radius 3R.Which one has the highest v_{translational}?

A) disk #1
B) disk #2
C) disk #3
D) The all have the same v_{translational}.