input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Waldeyer's lymphatic chain is formed by all except   (A) Palatine tonsils   (B) Pharyngeal tonsils   (C) Tubal and lingual tonsils   (D) Post auricular nodes
output: ['(D) Post auricular nodes <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Palatine tonsils  (B) Pharyngeal tonsils  (C) Tubal and lingual tonsils  (D) Post auricular nodes <> possible answers', "  Waldeyer's lymphatic chain is formed by all except <> context"]