During the follicular phase of the ovarian cycle,
A. meiosis I is completed to form the secondary oocyte.
B. progesterone is secreted from the corpus luteum.
C. estradiol is secreted from the cumulus mass.
D. both meiosis I and progesterone secretion from the corpus luteum occur.
E. both meiosis I and estradiol secretion from the cumulus mass occur.
E. both meiosis I and estradiol secretion from the cumulus mass occur.
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