<prompt> Most common salivary gland malignant neoplasm in bones:Pleomorphic adenoma.Adenoid cystic carcinoma.Mucoepidermoid carcinoma.Adenolymphoma.  <response>: Central mucoepidermoid carcinoma of jaw is more common in mandible, especially in premolar-molar area. These lesions originate due toEntrapment of retromolar glands within the mandible.Due to inclusion of remnants of submaxillary glands within the mandible. 