When Preparing a Teaching Plan for a Group of First-Time

When preparing a teaching plan for a group of first-time pregnant women, the nurse expects to review how maternity care has changed over the years. Which of the following would the nurse include when discussing events of the 20th century?

A) Epidemics of puerperal fever
B) Performance of the first cesarean birth
C) Development of the x-ray to assess pelvic size
D) Creation of free-standing birth centers