Hom pua, soc nhi duoc mot nguoi ban moi den du buoi tiec sinh nhat .Hom sau,soc nhi den mot cua hang ban hop pua ,nhung soc nhi khong biet chon hop pua nao thich hop ,nen da hoi di ban hang ,''di ban hang oi ,di chon dum chau mot hop pua that dep nha di.''Di ban hang tra loi,''duoc roi;Sau do,di ban hang da lay ra mot hop pua rat dep .