What is the main idea of the informational passage? high school cafeterias study after study has suggested that eating a diet full of vitamins, minerals, and fiber can people lead longer, healthier lives. however, finding healthy foods in the high school cafeteria can sometimes be difficult. the cafeteria serves a variety of choices to students: pizza, hot dogs, cheeseburgers, french fries, and tater tots. though students have many choices, few of these foods can be considered healthy. where are the vitamin- and fiber-packed fruits and vegetables? where are the sandwiches made with whole wheat bread? if it is so important for people to eat healthy foods, then the cafeteria should set up a salad bar where students can load up on vegetables and fresh fruit. cafeteria managers should also consider offering items such as low-fat yogurt, steamed vegetables, and whole wheat pasta.