Final answer:
The most helpful comment from the practical nurse is an inviting one that engages the client in their favorite card game, as it promotes social interaction and provides positive reinforcement.
Step-by-step explanation:
The client mentioned in the question is likely in need of encouragement and engagement in activities. The comment by the practical nurse (PN) that is likely to be most helpful is the one that offers a supportive invitation to participate in a preferred activity, providing both social support and positive reinforcement. Therefore, the most helpful comment is: A Come into the recreation area. We have your favorite card game and I will play it with you.
This approach by the nurse helps to address emotional and social needs, thereby promoting holistic care. It also creates a therapeutic environment by contributing to the patient's sense of well-being and encouraging participation in activities that might distract from negative thoughts or feelings.