The hormone produced by the placenta that stimulates the ovaries to continue producing estrogen and progesterone is called the follicle stimulating hormone. This hormone stimulates the ovarian follicle allowing the egg to grow thus producing continuous supply of estrogen and progesterone.
D. POPS.
Your answer is D because pesticides have aldrin, chlordane, .... which are all POPS.
The answer for this is carbohydrates.
D. wolves catch prey by hunting in packs trust me i got it right