设集合A={x|1<x<4},集合B ={x|-2x-3≤0}, 则A∩(CRB)=( )
A .(1,4) B.(1,3)
C.(3,4) D .(1,2)∪(3,4)
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设集合A={x|1<x<4},集合B ={x|-2x-3≤0}, 则A∩(CRB)=( )
A .(1,4) B.(1,3)
C.(3,4) D .(1,2)∪(3,4)