Correct Answer: B

Rationale: COPD is the most likely condition for an older adult presenting with shortness of breath and fatigue, especially if they have a history of smoking.

Correct Answer: D

Rationale: "When was the last time you had anything to eat or drink?" directly addresses the patient's last oral intake.

Correct Answer: C

Rationale: Hemoptysis can be caused by pulmonary emboli, chronic bronchitis, or lung neoplasms but is not commonly associated with viral pneumonia.

Correct Answer: D

Rationale: Improving sleep hygiene by reducing environmental disturbances and creating a calm, quiet environment helps improve sleep quality for residents.

Correct Answer: C

Rationale: The medical director participates in overseeing and improving medical care within the facility.