A 31-year-old woman who is trying to become pregnant has sought advice from the nurse regarding safe ...

A 31-year-old woman who is trying to become pregnant has sought advice from the nurse regarding safe caffeine intake.
 
  The woman states that she has received conflicting advice from peers, books, and online sources about safe caffeine intake before and during pregnancy. Which of the following statements should underlie the nurse's response?
  A) Recent research has suggested that caffeine may be a potential teratogen.
  B) Pregnant women should continue their regular pattern of caffeine intake.
  C) Pregnant woman should either eliminate caffeine from their diet or limit it to one or two servings per day.
  D) Woman who are or may become pregnant should abstain from beverages that contain caffeine.