input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** If there is absence of precursor cell of an organ with the subsequent non development of the organ, what is the condition is called as?   (A) Agenesis   (B) Aplasia   (C) Atresia   (D) Atrophy
output: ['(A) Agenesis <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Agenesis  (B) Aplasia  (C) Atresia  (D) Atrophy <> possible answers', '  If there is absence of precursor cell of an organ with the subsequent non development of the organ, what is the condition is called as? <> context']