Answer:
B. he has more fat cells than Danielle and he is not satiated until all his fat cells are filled.
Explanation:
According to psychologist, Someone's appetite might not always influenced by the amount of energy expenditure alone. It also can be influenced by the amount of fat cells that person has.
Fat cells could regulate a hormone called Lepton that sends signals to the hypothalamus to preserve more 'energy reserve' under our body. This could make a person's appetite become larger than others. Viewing from evolutionary psychologists perspective, this could help people survive in times when resources are scarce (such as winter)