Certain drugs suppress the activity of the sympathetic nervous system, the branch of the autonomic nervous system associated with increases in heart rate, respiration, and adrenaline release. If a drug blocks this system altogether, the Cannon-Bard theory would predict that:

b because they naturally adapt to their environment plz mark brainliest

explanation:

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.