A nurse is assisting a provider in obtaining informed consent from a client who has depressive disorder and is scheduled to have electroconvulsive therapy (ECT). The signature of the nurse on the consent form indicates which of the following?

The nurse has discussed the risks of ECT with the client.

The nurse has witnessed the client’s signature on the form.

The nurse has assessed the client’s knowledge of alternative treatments.

The nurse has provided information about the benefits of ECT.