The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following bacteria is responsible for progression of dental caries:   (A) Actinomyces spp.   (B) Proteolytic bacteria   (C) Acidogenic bacteria   (D) Gram positive bacteria
['(B) Proteolytic bacteria <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Actinomyces spp. \n (B) Proteolytic bacteria \n (C) Acidogenic bacteria \n (D) Gram positive bacteria <> possible answers', '  Which of the following bacteria is responsible for progression of dental caries: <> context@']