<prompt> A 33-year-old nurse suffered a needle stick injury. The patient used illicit intravenous drugs. One month later, the nurse developed jaundice. Which of the following finding would implicate hepatitis B as the etiologyPositive antihepatitis A antibodyPositive hepatitis B surface antigenPositive antihepatitis B-core antibodyPositive antihepatitis B surface antibody  <response>: The presence of hepatitis B surface antigen means actively replicating virus, and in the context of the recent needle stick injury, this likely represents a hepatitis B infection. Ref:- Harshmohan textbook of Pathology 