3: B Nervous system. 4: A Sensing and responding to its external environment.
Answer:
Oxygen is being released through the Stomata
Option (A)
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.