Which of the Following Statements Concerning the History of Childbirth

Which of the following statements concerning the history of childbirth is true?

A) In the United States and Europe, physicians began attending routine births for women at the start of the 20th century.
B) Giving physicians control over childbirth took power away from women while providing no significant benefits in safety for mothers or their babies.
C) As birthing became more medical and less routine in the early to mid-20th century, women and mothers were often shut out from learning about the experience.
D) All of these are correct.