Questions 5-7 Listen to the next part of talk. Choose THREE letters a-h. Give three reasons why the speaker thinks so many people have an unhealthy diet. 17 17.mp3: ,,, A. it is cheaper to buy packet food B. people do not know how to eat healthily C. it is cheaper to buy fast food D. they prefer fast food E. they do not like packet food F. it is quicker to buy fast food G. they have to plan their meals