Most People Have Heard of an OB-GYN Doctor, and Most

Most people have heard of an OB-GYN doctor, and most people know that this is a doctor who specializes in women's health. But what does this abbreviation mean exactly? Choose the answer that has both words spelled correctly and both definitions correct.

A) Obsteriatrics is pregnancy and childbirth; gynecollege is the study of women's diseases.
B) An obstetrician is a doctor for pregnancy and childbirth; a gynecologist is a doctor for women's diseases.
C) An obstetritian is a doctor for women's diseases; a ginnycologist is a female doctor or midwife who delivers babies.
D) Obstreporics is pregnancy and childbirth; gynhyscopy is women's diseases.