Final answer:
The most likely diagnosis for a patient who exhibits fatigue, nausea, and yellow sclera is acute viral hepatitis.
Step-by-step explanation:
The most likely diagnosis for a patient who exhibits fatigue, nausea, and yellow sclera is acute viral hepatitis. Hepatitis is inflammation of the liver that can cause jaundice, which is characterized by yellowing of the skin, mucous membranes, and sclera of the eyes. The symptoms of fatigue and nausea are also common in cases of acute viral hepatitis.