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.

E The surgeon has explained to the client why the surgery is necessary. A The client voluntarily grants permission for the procedure to be done. B The client is competent to sign the consent without impairment of judgment. D The client understands the risks and benefits associated with the procedure. C Verifies that the client understands the procedure that is being performed.