题目内容：
根据以下内容回答题。 Althoughtherehadbeenvarioussmallcamerasdeveloped,itwasnotuntilGeorgeEastmanin-troducedtheKodakin1888thatthemassappealofphotographyattractedAmericaandEuropeandthereafterspreadquicklytothefarcornersoftheearth．EastmancalledhisnewfamouscameratheKodakfornoparticularreasonexceptthathelikedtheword．Itwaseasytorememberandcouldbepronouncedinanylanguage．
AnimmediateconsequenceofEastman'sinventionwasablizzardofamateurphotographsthatsoonbecameknownassnapshots．Thewordcamefromhunters'jargon．Whenahunterfiredagunfromthehip,withouttakingcarefulaim,itwasdescribedasasnapshot．Photographersre-ferredtotheprocessoftakingpicturesasshooting,andtheywouldtakeprideinagoodday'sshootthewaycountrygentlemenwouldboastaboutthenumberofbirdsbroughtdowninanafter-noon．
PhotographybecamenotonlyeasybutfunbecauseoftheKodak．Almostovernightphotogra-phybecameoneoftheworld'smostpopularhobbies．Anewanduniversalfolkartwasborn;theshowingofone'slatestpicturesandthecreationoffamilyalbumsbecamepopularsocialpastimes．
Cameraclubsandassociationsnumberedtheirmembersinthemillions．OneardentamateurwastheFrenchnovelistEmileZola,whotookalotofphotographsofhisfamily,friends,andtravels．In-terviewedabouthisfavoritehobbyin1900,heobserved,"Ithinkyoucannotsayyouhavethor-oughlyseenanythinguntilyouhavegotaphotographofit．"
"Thelittleblackbox,"astheKodakwasaffectionatelydubbed,revolutionizedthewaypeo-plecommunicated．"Apictureisworthathousandwords"wastheclaimandtherewereliterally
bllionsofpictures．Inoneyearalone--1988,thecentenaryoftheinventionoftheKodak--itisestimatedthatalmostthirtybillionweretakeninAmericaalone．Theimpactofthesaleofphoto-graphicequipmentontheeconomyisequallymind-boggling．
Photographyhasplayedanessentialroleinthemediarevolution．Ithasgreatlyenhancedourabilitytoconveyinformation,sothattheconceptoftheglobalvillagehasbecomeacommonplace．
Photographshavegreatlyextendedourunderstandingofandcompassionforourfellowhumanbe-ings．
DidMr．Eastmanhavethefaintestideaofthepowerresidinginhis"littleblackbox"?
WhatwastheunderlyingsignificanceoftheinventionoftheKodak? A．Itmadetheworkofprofessionalsmoreenjoyable．
B．Itmadepicture-takingsuddenlypopularamongordinarypeople．
C．Itmarkedthebeginningofmanufacturingsmallcameras．
D．ItmettheneedofphotographersinAmericaandEurope．
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