Before leving home, mke sure to turn off the electricity, lock the door, ________ the wind

ows openBefore leving home, mke sure to turn off the electricity, lock the door, ________ the windows open.nd not to leve B．insted of leving C．rther thn leve D．nd not leveA．and not to leaveB．instead of leavingC．rather than leaveD．and not leave