During the Time When a Woman's Egg Leaves an Ovary

Multiple Choice

During the time when a woman's egg leaves an ovary and travels into the fallopian tube, is when the egg

A) releases a chemical substance that attracts a man's sperm.
B) divides into 23 chromosomes.
C) creates a membranous seal to protect the egg.
D) is vulnerable to disorders such as Down's syndrome.
E) is in the perinatal period.