Answer:
The correct answer is A. adequacy
Explanation:
Principal of adequacy, moderation, variety, balance should be considered when you are making a healthy diet plan. Principle of adequacy says that you should have a diet that fulfills all the nutrient and energy demand of the body.
Here jack fulfills the balance, moderation and variety characteristic of a healthy diet but adequacy is missing in his diet because he is not taking an adequate amount of calories through his diet which fulfills the need of 2800 kilocalories a day for him. So the right answer is A.
The type of food that people eat when they are sad or worried, often sweet food or food that people ate as children. Hope this helped!
