<prompt> Muscle which has influence in the formation of buccal frenum of maxilla:Levator anguli orisQuadratus labii superiorisTriangularisInferioris  <response>: Buccal frenum of maxilla contains levator anguli oris caninus, buccinator and orbicularis oris.Buccal frenum of mandible contains triangularis or depressor anguli oris. 