i think the awnser is nutrition facts i really hope this helps ;)
Answer:
First Answer is 90,000 secound Answer is 19 last Answer is 55.
Explanation:
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A. A UNIT OF ENERGY SUPPLIED BY FOOD.
A calorie is a unit of energy. Historically, scientists have defined "calorie" to mean a unit of energy or heat that could come from a variety of sources, such as coal or gas. In a nutritional sense, all types of food — whether they are fats, proteins, carbohydrates or sugars — are important sources of calories, which people need to live and function.
I got the answer A.
Because hormons production decreases resulting in menopause