input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A researcher evaluates healthy breast tissue from 100 women, 50 women that were pregnant at the time of the study and 50 age-matched non-pregnant women. The breast tissue in pregnant women contained an increased number of acinar glands with epithelial proliferation compared to the non-pregnant women. Which process caused this change?   (A) Hyperplasia   (B) Hypertrophy   (C) Atrophy   (D) Metaplasia
output: ['(A) Hyperplasia <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hyperplasia  (B) Hypertrophy  (C) Atrophy  (D) Metaplasia <> possible answers', '  A researcher evaluates healthy breast tissue from 100 women, 50 women that were pregnant at the time of the study and 50 age-matched non-pregnant women. The breast tissue in pregnant women contained an increased number of acinar glands with epithelial proliferation compared to the non-pregnant women. Which process caused this change? <> context']