Which Woman Is at the Greatest Risk for Developing Ovarian

Which woman is at the greatest risk for developing ovarian cancer?

A) A 35-year-old who has given birth to three children
B) A 45-year-old who used oral contraceptives for a decade
C) A 55-year-old with lower-than-average body weight
D) A 65-year-old with no children and a family history of breast cancer
E) A 70-year-old who entered puberty late and began menopause early