Most fast food is not healthy and can make you fat. If you eat at a fast food place, don’t order only sandwiches and French fries. Include a salad or some frozen yogurt. Watch how much soda you drink. It’s full of sugar and has no calcium or vitamins. How about some milk or fruit juice "our body needs many kinds of food to help you stay healthy and feel well. That’s why it’s a good idea to have several servings a day from each of the main food groups. 1. According to the text, to stay healthy is necessary:

a) don’t order only sandwiches and French fries.
b) to change soda for milk or juice.
c) to eat many kinds of food.
d) to have good ideas.