<prompt> Submandibular nodes are classified as -Level 1A neck nodesLevel IB neck nodesLevel II neck nodesLevel III neck nodes  <response>: Ans. is 6b i.e., Level IB neck nodes Division of neck nodes according to levelsLevel ISubmental IA Submandibular IBLevel IIUpper jugularLevel IIIMid jugularLevel IVLower jugularLevel VPosterior triangle group Spinal accessory and transverse cervical chainsLevel VIPrelaryngealPretrachealParatrachealLevel VIINodes of upper mediastinum 