While Working in a Pediatrician's Office, the Nurse Frequently Steps

While working in a pediatrician's office, the nurse frequently steps into the waiting room to speak quickly with the families and children waiting their turn. This allows her the opportunity to observe the children and their families. Based on her observations, which child should the nurse move to the examining room next?

A) The child with a flushed face and rash that is visible on all exposed skin
B) The four-month-old infant who has come for immunizations
C) The child holding his ear and crying
D) The adolescent holding his swollen hand and complaining of pain