阅读下列文章，选出以下3道题的最佳选项。You are what you eatKeeping better habits can help you reduce disease. A healthy eating plan means choosing the right foods to eat and preparing foods in a healthy way.Watch the toothbrushDo you often change your toothbrushes? Maybe you think it’s not necessary. A study shows old toothbrushes bring disease. You should often change your toothbrushes.ExerciseSwimming, running, skating, skiing, dancing, walking and some other activities can help you stay healthy. You should exercise at least three times a week and for twenty minutes or more each time. Do it.Plan out your lifeYou should have breakfast before you go to school. Have a proper meal for lunch. Follow a healthy diet.(1) From the passage, we know ______ can help us stay healthy.