This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Medicine
[{'content': 'Acute Infective Endocarditis with abscess formation is most common associated with - \nSelect and explain. \nA. Listeria, B. Staphylococcus, C. Streptococcus, D. Enterococcus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Staphylococcus o Acute Infective Endocarditis with abscess formation is most commonly associated with staphylococcus.# 'The most common organism causing acute infective endocarditis overall is staphylococcus aureus. Staphyloccoccus aureus endocardiitis is particularly virulent and associated with annular and myocardial abscess formation and a higher mortality!'.# Abscesses mav also occur with enterococcus but are more common with enterococcus but are more common with staphylococcus.", 'role': 'assistant'}]