Answer:
Selective breeding is when a human or farmer in this case selects two plants or chickens with the best traits in order to get a good yield and quality for the products they are producing. I hope this helps!
Answer:
C. Veins.
Explanation:
Within the body, there are a total of four pulmonary veins, and all of them connect to the left atrium of the heart. The heart pumps oxygen-depleted blood into the lungs via the pulmonary arteries.
Answer:
A. The habitat that an organism lives in
D. All of the above
Good luck on the test ;)