When witnessing an adult client's signature on a consent for a procedure, the nurse verifies that the consent was obtained in an appropriate manner. The nurse should verify which of the following?...

When witnessing an adult client's signature on a consent for a procedure, the nurse verifies that the consent was obtained in an appropriate manner. The nurse should verify which of the following? Select all that apply.

1. That there was adequate disclosure of information.

2. That the client understood the information.

3. That there was voluntary consent on the client's part.

4. That the client has full awareness of the potential complications.

 5. That the client's relative, spouse, or legal guardian was present.