<prompt> Cranial part of accessory nerve suppliesSternocleidomastoidTrapeziusLevator scapulaeLevator palatini  <response>: Sternocleidomastoid and trapezius develop from branchial arch mesoderm and are supplied by spinal part of accessory nerve. Levator scapulae are supplied by a branch from dorsal scapular nerve and branches from C3, C4. 