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
Saccule of ear develops from:- 
Select and explain. 
A. Pars superior, B. Pars inferior, C. Saccular anterior, D. Saculus posterior
B: Pars inferior
Answer: B: Pars inferior 
Explanation: 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.