C. would be the best answer. She is reasoning with her sister's history and making it seem like hers will be the same.
Answer:
Your body needs calories just to operate — to keep your heart beating and your lungs breathing. As a kid, your body also needs calories and nutrients from a variety of foods to grow and develop. And you burn off some calories without even thinking about it — by walking your dog or making your bed.
Explanation:
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<em><u>HOPE THIS HELPS!</u></em></h3>