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已知全集U=R,集合M={x||x-1|2},则
(A){x|-1<x<3} (B){x|-1x3} (C){x|x<-1或x>3} (D){x|x-1或x3}
已知全集U=R,集合M={x||x-1|2},则=( )
A.{x|-1<x<3} B.{x|-1x3} C.{x|x<-1或x>3} D.{x|x-1或x3}