The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Complete obliteration of pulp is seen in all except:   (A) Type I dentinogenesis imperfecta   (B) Type II dentinogenesis imperfecta   (C) Type III dentinogenesis imperfecta   (D) Dentin dysplasia
['(B) Type II dentinogenesis imperfecta <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Type I dentinogenesis imperfecta \n (B) Type II dentinogenesis imperfecta \n (C) Type III dentinogenesis imperfecta \n (D) Dentin dysplasia <> possible answers', '  Complete obliteration of pulp is seen in all except: <> context@']