a. Overall, I think the coach is the best. It’s certainly the cheapest. b. OK, let’s go by train. c. Well, the plane is certainly the quickest and easiest, but it's also the most expensive. d. But I hate long coach journeys. I always feel sick. I think the coach is the worst option! e. We’re going to London this weekend. How shall we get there? Train, coach, or plane? f. Yes, the train and coach are cheaper. I think the train is the most convenient and the most comfortable.