Refer to Figure 50-4. The peak in ________ around day 21 corresponds with __________.

Refer to Figure 50-4. The peak in ________ around day 21 corresponds with __________.
  a. luteinizing hormone; ovulation
  b. follicle-stimulating hormone; the development of the follicle
  c. estrogen; breakdown of the endometrium
  d. progesterone; continuing to build up the endometrium
  e. estrogen; ovulation

Question 2

Refer to Figure 50-4. Which of the following statements concerning the corpus luteum is false?
  a. It is responsible for the second peak in the line labeled 1.
  b. It is responsible for the second peak in the line labeled 2.
  c. It is responsible for the first peak in the line labeled 1.
  d. It develops from the empty follicle following ovulation.
  e. It is most active between days 18 to 26.