Which of the following should the nurse do before conducting a physical examination of a client? (Select all that apply.)

A. Identify ways to ensure client privacy: Ensuring privacy is essential for a respectful and confidential examination. B. Turn on relaxing music of the client's choice: While this might improve the client's comfort, it is not a standard or necessary step before conducting a physical examination. C. Wash hands: Hand hygiene is crucial before any physical examination to prevent infection. D. Obtain and check needed equipment: Having and checking equipment ensures that all necessary tools are available and in working order for the examination. E. Dim the lighting to promote comfort: Proper lighting can help in conducting a thorough examination and make the client feel more comfortable.