The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Staphylococcus aureus and pneumoniae are responsible for:   (A) Subacute endocarditis.   (B) Acute endocarditis.   (C) Post operative endocarditis.   (D) None.
['(B) Acute endocarditis. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Subacute endocarditis. \n (B) Acute endocarditis. \n (C) Post operative endocarditis. \n (D) None. <> possible answers', '  Staphylococcus aureus and pneumoniae are responsible for: <> context@']