Answer:
a routine is doing the same thing every day or evetime you do a specific activity so your answer would be C having a set location to study
Try your hardest to solve the problem in the situation
Calories, you need calories to function. calories are found in food.
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.