请选择ABCD1U1J5Z*b5}2u+_)M+@ Between the two generations，it is often not _________ their age，their education that causes misunderstanding.4{*_*E6]
A.like4{*_*E6]
B.as4{*_*E6]
C.or4{*_*E6]
D.but4{*_*E6]