A nurse is caring for a female client who requests a contraceptive diaphragm. Which of the following actions should the nurse take first?

A. The nurse should first assess the client’s knowledge to determine her level of understanding before providing teaching or demonstration. B. Supervising a return demonstration comes later after initial education. C. Teaching the client how to insert the diaphragm is important, but assessment must be done first. D. Documenting understanding is essential, but it is not the first step in client education.