题目内容：
根据下列内容，回答题：BAbouttwentyofushadbeenfortunateenoughtoreceiveinvitationstoafilm-studio(影棚)totakepartinacrowd-scene．Althoughour"act"wouldlastonlyforashorttime,wecouldseequiteanumberofinterestingthings.
Weallstoodatthefarendofthestudioasworkmenpreparedthescene,settinguptreesatthe edgeofawindingpath．Verysoon,brightlightswereturnedonandthebigmovie-camerawas
wheeledintoposition．Thedirectorshoutedsomethingtothecameraoperatorandthenwenttospeaktothetwofamousactorsnearby．Sinceitwashotinthestudio,itcameasasurprisetoustoseeoneoftheactorsputonaheavyovercoatandstartwalkingalongthepath．Abigfanbeganblowingtinywhitefeathersdownonhim,andsoonthetreeswerecoveredin"snow"．Twomorefanswereturnedon,anda"strongwind"blewthroughthetrees．Thepicturelookedsorealthatitmadeusfeelcold.
Thenextscenewasacompletecontrast(对比)．Thewayitwasfilmedwasquiteunusual．PicturesinfronttakenonanislandinthePacificwereshownonaglassscreen(幕)．Anactorandactressstoodofthescenesothattheylookedtricklikethis,palmtrees,sandybeaches,asiftheywereatthewater'sedgeonanisland．Byasimpleandblue,clearskieshadbeenbroughtintothestudio!
Sinceitwasourturnnext,wewereleftwonderingwhatscenewouldbepreparedforus．Fora
fullthreeminutesinourliveswewouldbeexperiencingtheexcitementofbeingfilm"stars"!
Whoistheauthor? A．Acamerama
B．Afilmdirecto
C．Acrowd-sceneacto
D．Aworkmanforscenesettin
参考答案：
答案解析：