It is called a horizontal relationship
Question 3: B. Metabolic Rate
question 4: B. Carbohydrates
question 5: A. Fat Soluble and Water soluble
Physical activity is important for everyone, but how much you need depends on your age. Adults (18-64 years) Adults should do at least 2 hours and 30 minutes each week of aerobic physical activity at a moderate level OR 1 hour and 15 minutes each week of aerobic physical activity at a vigorous level. Hope I helped :)
Because it’s not a big deal for you