thE mArkEting ConCEpt DisCussED in thE pAssAgE is, in EssEnCE, _____.
A．thE prACtiCE oF turning gooDs into monEy
B．mAking gooDs AvAilABlE For purChAsE
C．thE CustomEr-CEntrED ApproACh
D．A Form oF pErsuAsivE sAlEsmAnship