input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** After removal of periodontal pack after a week of surgery, you see a large round elevated granulation tissue. It is most likely due to:   (A) Allergy to components in the pack   (B) Normal finding   (C) Incomplete calculus removal   (D) Mechanical irritation due to periodontal pack
output: ['(C) Incomplete calculus removal <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Allergy to components in the pack  (B) Normal finding  (C) Incomplete calculus removal  (D) Mechanical irritation due to periodontal pack <> possible answers', '  After removal of periodontal pack after a week of surgery, you see a large round elevated granulation tissue. It is most likely due to: <> context']