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: ENT
[{'content': 'Which of the following is difficult to visualize or examine on Indirect Laryngoscopy? \nSelect and explain. \nA. True vocal cord, B. Anterior commissure, C. Epiglottis, D. False vocal cord', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Hidden areas of larynx viz. infrahyoid epiglottis, anterior commissure, ventricles and subglottic region and apex of pyriform fossa are difficult to visualize by indirect laryngoscopy.', 'role': 'assistant'}]