M: I'm going to Chicago, Granny. W: Why won't the car go? What's wrong with the car? M: Nothing. (louder) I said that I was going to Chicago, in America. W: I know where Chicago is. When do you leave? M: Oh 5th May. The course will start the next day, 6th May. W: You're feeling sick today? Have you seen a doctor? M: No, I'm not sick. (louder) I said that the course would start on May 6th. The course ends two weeks later on May 20th. W: How many other young people are going on this course? M: 24. W: I'm sure there are plenty more, but how many? M: (louder) I said 24, Granny. W: I see. What will you have to take? M: I'll have to take lots of warm clothing. W: Nothing? You have to take nothing? What about clothes? M: (shouting) I said that I would have to take warm clothing! It's cold there! W: If you're cold, put the heater on. There's no need to shout. I'm not deaf!, Question: Why does the man speaker shout his words? (A) He is used to it. (B) His granny is deaf. (C) He is bad tempered.
(B) His granny is deaf.