Explanation:
I think body composition option a
Foods rich in iron help you maintain healthy red blood cells. Vitamins are also needed to build healthy red blood cells. These include vitamins B-2, B-12, and B-3, found in foods such as eggs, whole grains, and bananas. Red meats , and organ meat are high in nutrition which will increase the amount of red blood cells in your body.
That would be the end of that species in one generation.
B) Mammography is correct