Drunkendriving,sometimescalledAmerica'ssociallyacceptedformofmurder,hasbecomeanationalepidemic.EveryhourofeverydayaboutthreeAmericansonaveragearekilledhy drunkendrivers,addingupanincredible350,000overthepastdecade. Adrunkendriverisusuallydefinedasonewitha0.10bloodalcoholcontentorroughlythreebeers,glassesofwineorshotsofwhiskydrunkwithintwohours.HeavydrinkingusedtobeanacceptablepartoftheAmericanalcoholimageandjudgeswerelenientinmostcourts,butthedrunkenslaughterhasrecentlycausedsomanywell-publicizedtragedies,especiallyinvolvingyoungchildren,thatpublicopinionisnolongersotolerant. Twentystateshaveraisedthelegaldrinkingageto21,reversingatrendinthe1960storeduceitto18.AfterNewJerseylowereditto18,thenumberofpeoplekilledby18to20-year-olddriversmorethandoubled,sothestaterecentlyuppeditbackto21.Reformers,however,fearraisingthedrinkingagewillhavelittleeffectunlessaccompaniedbyeducationalprogramstohelpyoungpeopletodevelop"responsibleattitudes"aboutdrinkingandteachthemtoresistpeerpressuretodrink. Toughnewlawshaveledtoincreasedarrestsandinmanyareasalready,toamarkeddeclineinfatalities.Somestatesarealsopenalizingbarsforservingcustomerstoomanydrinks. Asthefatalitiescontinuetooccurdailyineverystate,someAmericansareevenbeginningtospeakwellofthe13years'nationalprohibitionofalcoholthatbeganin1919,whichPresidentHoovercalledthe"nobleexperiment".Theyforgetthatlegalprohibitiondidn'tstopdrinking,butencouragedpoliticalcorruptionandorganizedcrime.Aswiththeboomingdrugtradegenerally,thereisnoeasysolution. ?Whichofthefollowingsentencesbestconcludesthemainideaofthispassage?
A.Drunken driving has caused numerous fatalities in the United States.
B.It's recommendable to prohibit alcohol drinking around the United States.
C.The American society is trying hard to prevent drunken driving.
D.Drunken driving has become a national epidemic in the United State.
正确答案是D