The Client Is Experiencing Iron Deficiency Anemia and Tells the Nurse

The client is experiencing iron deficiency anemia and tells the nurse that he has been taking St. John's wort because it helps stabilize his depression. What is the best response from the nurse?

A) "Don't take St. John's wort; it interferes with absorption of your iron tablets."
B) "That's a good idea; St. John's wort will help absorb the iron tablets."
C) "Don't take St. John's wort; it can cause the iron to reach a toxic level."
D) "That's a good idea; St. John's wort will prevent the iron from reaching toxicity."