Write the Appropriate Letter in the Blank by Using the Answer

Write the appropriate letter in the blank by using the answer code (options may be used more than once or not at all):
a.A is greater than B.
b.B is greater than A.
c.A and B are approximately equal.
**A)the length of the luteal phase of the average menstrual cycle
B)the length of the follicular phase of the average menstrual cycle
**A)the number of chromosomes in the ovulated secondary oocyte
B)the number of chromosomes in a primary oocyte
**A)the number of primary follicles present in the ovary at any time during the menstrual cycle
B)the number of mature follicles just before ovulation
**A)plasma concentration of estrogen during the follicular phase of the ovarian cycle
B)plasma concentration of estrogen during the luteal phase of the ovarian cycle
**A)plasma concentration of progesterone during the follicular phase of the ovarian cycle
B)plasma concentration of progesterone during the luteal phase of the ovarian cycle