Functional ability is the capacity of a person to perform tasks or behaviors that enable him or her to carry out everyday activities. Correct answer: C
It is the actual or potential capacity of an individual to perform the activities and tasks that can be normally expected which is a key factor in determining the individual's quality of life and it correlates to physical and mental health.
Calories indicate and measure the energy available in food. Fat is the
most calorie-dense food and carbohydrates are the body's preferred
energy source. Protein and carbs each contain 4
calories per gram and fat contains 9 calories per gram.