Final answer:
Assistive devices are usually selected by the physical therapist based on the patient's needs and condition.
Step-by-step explanation:
Assistive devices are usually selected by the physical therapist.
Physical therapists (PTs) have a master's degree or doctorate and are highly trained in the mechanics of body movements. They work closely with patients to determine their specific needs and recommend appropriate assistive devices such as wheelchairs, crutches, or prosthetics to improve their mobility and independence.