The nurse working in the emergency department is assessing four clients' ability to tolerate pain. Which client is likely to tolerate a higher level of pain?
A. A 10-year-old who was burned by a camp fire earlier today.
B. A 70-year-old who has a postoperative infection from a surgery one week ago.
C. A 23-year-old woman who sprained her knee while bicycling.
D. A 55-year-old woman who has had moderate low back pain for three months.