This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Which of the following structure develops from third pharyngeal pouch? \nSelect and explain. \nA. Thymus, B. Thyroid glands, C. Superior parathyroid, D. Parafollicular C-cells', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The thymus develops from the endoderm of the third pharyngeal pouch HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH edition-page no:135', 'role': 'assistant'}]