Answer: The best strategy for Xander to follow is to eat at least one vegetable or fruit once per day.
Step-by-step explanation:
By eating these a fruit and vegetable once a day he is balancing his diet. He can eat the fruit and vegetables at any time he chooses and he can choose which to ear. This way he can actively help improve his diet and feel better about eating these foods. He can add a fruit for breakfast or a daytime snack. He can add the vegetables at lunch or dinner. They do not need to be eaten at the same meal, they can be staggered throughout the day.