A client with a sprained ankle is seen at the clinic and is given a pair of crutches. When the client stands with the aid of the crutches, the nurse notes a space of three finger widths between the top of the crutch and the client's axilla. Which action should the nurse take?

B Ask the client to sit down while the crutch length is adjusted. D Proceed with teaching the client how to walk with the crutches. A Confer with the physical therapist for correct crutch size. C Assess the client for signs of diminished circulation in the hands.