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: Anatomy
Which is not true of mandible ? 
Select and explain. 
A. From second pharyngeal arch, B. Body and ramus are its two pas, C. Strongest bone of skull, D. Has 16 sockets for teeth
A: From second pharyngeal arch
Answer: A: From second pharyngeal arch 
Explanation: The mandible, or the lower jaw, is the largest and the strongest bone of the face.It develops from the first pharyngeal arch. It has a horseshoe-shaped body which lodges the teeth, and a pair of rami which project upwards from the posterior ends of the body.The rami provide attachment to the muscles of mastication.Upper (alveolar) border of body bears sockets for teeth (usually 16).