While Obtaining the History from the Mother of a 2-Year-Old

While obtaining the history from the mother of a 2-year-old with pneumonia,the nurse asks the mother if she smoked or used drugs during her pregnancy.Her response is,"What does that have to do with pneumonia?" How would the nurse answer her question?

A) "You don't need to answer if it makes you uncomfortable."
B) "It's not really that important;we have to ask everyone these questions."
C) "The use of tobacco during your pregnancy could be the cause of your daughter's pneumonia."
D) "Knowing about your pregnancy will help us get a more complete picture of your daughter's health."