The Unit Secretary Notifies the Nurse That 4 Clients Called

The unit secretary notifies the nurse that 4 clients called the nurses' station reporting pain.  Which client should the nurse assess first?

A) Client who had a foot amputation today reporting left shoulder pain radiating down the arm
B) Client who has acute pancreatitis reporting severe, continuous, penetrating abdominal pain
C) Client who has multiple myeloma reporting deep pelvic pain after walking down the hall
D) Client who has sickle cell disease reporting severe pain in the arms and upper back