A Nursing Student Is Caring for a Client with Leukemia

A nursing student is caring for a client with leukemia.The student asks why the client is still at risk for infection when the client's white blood cell count (WBC) is high.What response by the registered nurse is best?

A) "If the WBCs are high, there already is an infection present."
B) "The client is in a blast crisis and has too many WBCs."
C) "There must be a mistake; the WBCs should be very low."
D) "Those WBCs are abnormal and don't provide protection."