Which of the Following Sexually Active Women Most Likely Faces

Which of the following sexually active women most likely faces the highest risk of developing an ectopic pregnancy?

A) A 14-year-old who experienced menarche 2 years prior.
B) A 42-year-old who has decided to try to have one more child and has had her tubal ligation reversed.
C) A 27-year-old who stopped using medroxyprogesterone contraceptive injection (Depo-Provera) several months ago
D) A 22-year-old who has a history of anorexia nervosa and who has a body mass index (BMI) of 12.0 (normal weight = 18.5 to 24.9) .