The following are multiple choice questions (with answers) about medical knowledge.   **Question:** KLK4 gene mutation is associated with which type of amelogenesis imperfecta?   (A) Hypoplastic   (B) Hypomaturation   (C) Hypocalcification   (D) Hypoplastic hypomaturation
['(B) Hypomaturation <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hypoplastic \n (B) Hypomaturation \n (C) Hypocalcification \n (D) Hypoplastic hypomaturation <> possible answers', '  KLK4 gene mutation is associated with which type of amelogenesis imperfecta? <> context@']