At 16, juana is at an appropriate weight and likes to eat whatever she wants to.

what's the best strategy to ensure juana's health?

a. start paying attention to her diet so she won't gain weight later and walk once a day
b. get in the habit of eating food high in nutrients and engage in regular physical activity
c. reduce her calorie intake to 1,800 per day and take up an aerobic sport like soccer
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