某过程的说明语句中,正确的数组说明语句是( )。 Const N As Integer=4 Dim L As Integer 1 Dim X(L)As Integer 2 Dim B(N)As Integer 3 Dim Y(2000 to 2008)As Integer 4 Dim X()As Integer L=4 ReDim X(L)As Integer 5 Dim B()As Integer ReDim B(N)As Integer 6 Dim X()As Integer L=4 Redim X(L)As String