PASSENGERS ARE ASKED ……….IN ROWS A-G.A. DON'T SMOKE B. NOT SMOKING...

Question

63.Passengers are asked ……….in rows A-G.a. don't smoke b. not smoking c. not to smoke d. not smoke

Answer

63.Passengers are asked ……….in rows A-G.a. don't smoke b. not smoking c. not to smoke d. not smoke