This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'Adductors of vocal cord -a)  Posterior cricoarytenoidsb) Cricothyroidc) Transverse arytenoidsd) Vocalise) Lateral cricoarytenoids \nSelect and explain. \nA. ab, B. bc, C. acd, D. bce', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]