Which of the Following Statements Most Accurately Describes IVF

Which of the following statements most accurately describes IVF?

A) A woman's ovum is surgically removed from the ovary, fertilized, and then placed in her prepared uterus.
B) Donor sperm is placed inside a woman's uterus or vagina with a baster.
C) Genetically altered DNA is injected into the ovaries of a woman who has a genetic disorder, and this procedure corrects that disorder.
D) Ova are fertilized normally in the fallopian tubes, removed, and then frozen for implantation at a later date.