把曲线先沿轴向右平移个单位，再沿轴向下平移1个单位，得到的曲线方程为(     )

A．	B．
C．	D．

A.(1-y)sinx+2y-3=0         B.(y-1)sinx+2y-3=0

C.(y+1)sinx+2y+1=0        D.-(y+1)sinx+2y+1=0

A.(1-y)sinx+2y-3=0                         B.(y-1)sinx+2y-1=0

C.(y+1)sinx+2y+1=0                        D.-(y+1)sinx+2y+1=0