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
All the following structures develop from Mandibular arch except 
Select and explain. 
A. Anterior belly of Digastric, B. Mylohyoid, C. Posterior belly of Digastric, D. Tensor Tympani
C: Posterior belly of Digastric
Answer: C: Posterior belly of Digastric 
Explanation: Posterior belly of digastric is developed from the second archMuscles of first arch (mandibular)Medial and lateral pterygoids, Masseter, Temporalis, Mylohyoid, Anterior belly of digastric, Tensor tympani, and Tensorpalati.Reference: Inderbir Singh Embryology; 10th edition; Page no: 132