ADvErtising is A Form oF sElling. For thousAnDs oF yEArs thErE hAvE BEEn inDiviDuAls who hAvE triED to (51) othErs to Buy thE FooD thEy hAvE proDuCED or thE gooDs thEy hAvE mADE or thE sErviCEs thEy CAn (52) . But in thE 19th CEntury thE mAss proDuCtion oF gooDs (53) thE inDustriAl rEvolution mADE pErson-to-pErson sElling inEFFiCiEnt. thE mAss DistriBution oF gooDs thAt (54) thE DEvElopmEnt oF thE rAilwAy AnD highwAy mADE pErson-to-pErson sElling too slow AnD ExpEnsivE.At thE sAmE timE mAss CommuniCAtion First nEwspApErs AnD mAgAzinEs thEn rADio AnD tElEvision mADE mAss sElling through (55) possiBlE. thE oBjECtivE oF Any ADvErtisEmEnt is to ConvinCE pEoplE thAt it is in thEir BEst (56) to tAkE thE ACtion thE ADvErtisEr is rECommEnDing. thE ACtion (57) BE to purChAsE A proDuCt, usE A sErviCE, votE For A politiCAl CAnDiDAtE or EvEn to join thEArmy. ADvErtising As A (58) DEvElopED First AnD most rApiDly in thE unitED stAtEs Country thAt usEs it to thE grEAtEst (59) . in 1980 ADvErtising ExpEnDiturEs in thE u. s. ExCEEDED 55 Billion DollArs or (60) 2 pErCEnt oF thE gross nAtionAl proDuCt.CAnADA spEnt ABout 1.2 pErCEnt oF its gross nAtionAl proDuCt on ADvErtising. A、rEquEstB、oBligEC、AFFECt D、pErsuADE