题目内容：
根据下列短文，回答题：(D)ADDISABABA,Ethiopia–Oneoftheworld’smostfamousfossils(化石)–the3.2million-year-oldLucyskeleton(骨骼)unearthedinEthiopiain1974–willgoonanexhibitiontourabroadforthefirsttimeintheUnitedStates,officialssaidTuesday.
EventheEthiopianpublichasonlyseenLucytwice．TheLucyonexhibitionattheEthiopianNationalMuseuminthecapital,AddisAbaba,isareplicawhiletherealremainsareusuallylockedinasecretstoreroom．AteamfromtheMuseumofNationalScienceinHouston,Texas,spentfouryearsdiscussingwiththeEthiopiansfortheU.S．tour,whichwillstartinHoustonnextSeptember.
“Ethiopia’srichcultureofboththepastandtoday,isoneofthebestkeptsecretsintheworld,”saidJoelBartsch,directoroftheHoustonmuseum.
Thesix-yeartourwillalsogotoWashington,NewYork,DenverandChicago．OfficialssaidsixotherU.S．citiesmaybeonthetour．Buttheysaidplanshadnotbeenworkedout.
TravellingwithLucywillbe190otherfossils.
Lucy,hernametakenfromaBeatlessongthatplayedinacampthenightofherdiscovery,ispartoftheskeletonofwhatwasoncea312-foot-tallape-man(猿人).Theauthorwritesthistextmainlyto___. A．introduceafewmuseums
B．describesomeresearchwork
C．discussthevalueofanape-man
D．reportacomingevent
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