After the nurse witnesses a preoperative client signing the surgical consent form, the nurse signs the form as a witness. Which is (are) the legal implication(s) of the nurse's signature on the client's surgical consent form? Select all that apply.

A: The nurse’s signature as a witness indicates that the client voluntarily signed the consent form, free from coercion. B: The nurse is not responsible for explaining the risks and benefits of the surgery; that is the surgeon's role. C: The nurse’s signature also affirms that the client appears competent to sign the consent and is not under any impairment or duress at the time of signing. D: The nurse does not verify that the client understands the procedure, but simply observes that the consent is signed willingly. E: The surgeon, not the nurse, is responsible for explaining the procedure and its necessity to the client.