{"answers": "B", "options": ["f : oh , i know the town you had to go , that 's big town in china .", "f : well , that must take you a lot of efforts to go to the port .", "f : i 've been to the big city you went , it 's the biggest one in japan .", "f : luckily the airport is near the big city so you can go to the port easily ."], "article": "f : hello leo , how is india ? m : tiring , our connecting flight from mumbai was delayed several times . f : what caused the delay ? m : well , we had to go to a port miles from a big city . and there was n't a major airport near by , the closest airport was a military base , which is sometimes used by a local airline .", "id": "dev_107"}