Answer:
I would say B.
Explanation:
A would only fix biodiversity temporarily, until humans come and wipe them out again. C is just kind of impossible, and containing them could also be problematic. D is also unreasonable, and some animals would not be able to thrive in new ecosystems. B would help save the environment, which would save the animals, which would help biodiversity.
Answer:
the deoxcenated blood is ejected out of the body
Answer:
b) aorta
Explanation:
On contraction of the atrium, the atrioventricular valves open and push blood to their respective ventricles. Oxygenated blood from the left atrium moves to left ventricle. On contraction of ventricles, semilunar valves open and oxygenated blood from left ventricles is pushed into the aorta, a major artery which distributes blood to the body cells through different arteries.