The rotor spline _____(相齿和,相配对)the _____(毂帽)hubcap and is driven

The rotor spline _____(相齿和,相配对)the _____(毂帽)hubcap and is driven by the wheel。

A.respond to, cover

B.mates with, hubcap

C.provide for,hub

D.mate with,axle

正确答案是B