Понимание информации в тексте

The author is using a reference to a famous proverb “An apple a day keeps a doctor away” (Paragraph 7 – An apple a year will keep no doctor away) to emphasize that …

1) your health depends on the food you eat.
2) it is important how often you eat healthy food.
3) snacks are also important in students’ diet.
4) applicants should check college menus first.