This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: ENT
[{'content': 'Saccule of ear develops from:- \nSelect and explain. \nA. Pars superior, B. Pars inferior, C. Saccular anterior, D. Saculus posterior', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Development of pars superior (semicircular canals and utricle) takes place earlier than pars inferior (saccule and cochlea). The pars superior is phylogenetically older pa of labyrinth.', 'role': 'assistant'}]