THE AIR IS __________ POLLUTED BY EXHAUST FUME FROM CARS.A.UL...

Question

4/ The air is __________  polluted  by exhaust fume from cars.A.ultimately      B.carefully       C.seriously      D.politely

Answer

4/ The air is __________  polluted  by exhaust fume from cars.A.ultimately      B.carefully       C.seriously      D.politely