Can someone please help me

The answer is "it controls the rate of breathing by sending hormones through the blood." (A)

For example, this quote states that "The response of the brainstem to increased levels of carbon dioxide in the blood is coordinated with the response of the cardiovascular system. When these chemoreceptors detect such a change, the body responds by regulating blood flow and breathing."

how do heroes resolve conflicts in beowulf?

question 15 options:

they sue each other in court

they get a mediator

the seek counseling

they get even or take revenge

explanation:

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls