Could someone answer this question so I understand it. Thanks

cyclopentanol ----> cyclopentane

Which of the following sets of reagents could be used to accomplish the above transformation?

a)TsCl/Benzene & LiAlH4
b)H2SO4 & H2/Pd
c)TsCl/Benzene & KOtBU/BuOH & H2/Pt
d)All of these
e) A and B only