Approximately how many times denser is the liquid outer core than the solid crust? A. 2
B. 4
C. 5
D. 7

(See attached photo for the graphs to answer the question)

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.

i believe the answer would be b. hope it : )