The nurse is working at a state fair in the health screening booth. The nurse determines that which ...

The nurse is working at a state fair in the health screening booth. The nurse determines that which client demonstrates the decline in responsiveness of the immune system of an older adult?
 
  1. A 78-year-old client with pneumonia has a temperature of 99.5F
   2. A 68-year-old client who complains of redness and itching after developing a rash from contact with poison ivy
   3. An 80-year-old client who has swelling and redness around an abdominal incision from an open appendectomy
   4. A 66-year-old client who has 8 mm induration at the site of a mumps skin test 72 hours earlier