Heart Blood vessels. (Arteries, Capillaries, and Veins)
The answer to your question is supply invoice
The hormone ethylene is a gas and disperses easily.
The biological factors other than lateral and ventromedial hypothalamus that influence hunger are; the blood sugar level-glucose, Hormones-Insulin must be present to extract glucose from blood and stimulates the storage of food, and set point. Additionally, we have environmental factors that influence hunger, these includes; taste, learned preferences, habits, stress and external food cues.
I think it's d but I'm not sure!!
