Final answer:
The nurse's best response would be option 3) "I will get them for you, but let's talk about your decision to leave treatment."
Step-by-step explanation:
The nurse's best response would be option 3) "I will get them for you, but let's talk about your decision to leave treatment." This response acknowledges the patient's request for discharge, but also recognizes the importance of discussing their decision to leave treatment. It shows respect for the patient's autonomy while ensuring their safety and well-being.