Final answer:
The client most likely experiencing somatic pain is the client with a sprained ankle.
Step-by-step explanation:
The client most likely experiencing somatic pain is the client with a sprained ankle. Somatic pain is pain that arises from the skin, muscles, bones, or joints. In the given options, while all clients may be experiencing pain, a sprained ankle is an example of somatic pain because it involves an injury to the musculoskeletal system.