C. This is the correctly sized blood pressure cuff.

A. The cuff is too small for the size of the arm. It is likely to over-read the actual blood pressure.

B. The cuff is too large for the size of the arm. It is likely to under-read the actual blood pressure.

A. The cuff is too small for the size of the arm. It is likely to over-read the actual blood pressure.

B. The cuff is too large for the size of the arm. It is likely to under-read the actual blood pressure.