A nurse is reinforcing teaching about advance directives with a client who has terminal colorectal cancer. Which of the following statements by the client indicates an understanding of the teaching?

"I'm glad to have the opportunity to choose what kind of care I receive while I still can."

"If I want life support, I'll need to sign a separate consent form first."

"I can't change my mind about the care I will receive once I sign my living will."

"Once I fill out my living will, there will be a 1-month delay before it is legally binding."