The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Organism which causes bacterial endocarditis:   (A) Lacto bacillus   (B) Streptococcus sanguis   (C) Streptococcus viridans   (D) Streptococcus pyogenes
['(C) Streptococcus viridans <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Lacto bacillus \n (B) Streptococcus sanguis \n (C) Streptococcus viridans \n (D) Streptococcus pyogenes <> possible answers', '  Organism which causes bacterial endocarditis: <> context@']