题目内容：
阅读下列短文,回答题。DWilderness“Inwilderness(荒野)isthepreservationoftheworld.”Thisisafamoussayingfromawriterregardedasoneofthefathersofenvironmentalism.Thefrequencywithwhichitisborrowedmirrorsaheateddebateonenvironmentalprotection:whethertoplacewildernessattheheartofwhatistobepreserved.
AsJohnSauvenofGreenpeaceUKpointsout,thereisastrongappealinimagesofthewild,theuntouched;morethananythingelse,theyspeakofthenaturethatmanypeoplevaluemostdearly.Theurgetoleavethesubjectofsuchimagesuntouchedisstrong,andthedangerexploitation(开发)bringstosuchlandscapes(景观)isreal.Someofthesewildernessesalsoperformfunctionsthathumansneed—therainforests,forexample,storecarboninvastquantities.ToMr.Sauven,these”ecosystemservices”faroutweighthegainsfromexploitation.
LeeLane,avisitingfellowattheHudsonInstitute,takestheopposingview.Heacknowledgesthatwildernessesdoprovideusefulservices,suchaswaterconservation.Butthatisnot,heargues,areasontoavoidallhumanpresence,orindeedcommercialandindustrialexploitation.ThereareevermorepeopleontheEarth,andtheyreasonablyandrightfullywanttohavebetterlives,ratherthanmerelystruggleforsurvival.Whilethewaysofusingresourceshaveimproved,thereisstillagrowingneedforrawmaterials,andsomewildernessescontaintheminabundance.Iftheycanbetappedwithoutreducingtheservicesthosewildernessesprovide,theargumentgoes,thereisnofurtherreasonnottodoso.Beinguntouchedisnot,initself,acharacteristicworthvaluingaboveallothers.
Ilookforwardstoseeingtheseviewstakenfurther,andtotheirbeingchallengedbytheotherparticipants.Onechallengethatsuggestsitselftomeisthatbothcasesneedtotakeonthequestionofspiritualvaluealittlemoredirectly.Andthereisapracticalquestionastowhetherwildernessescanbeexploitedwithoutharm.
Thisisatopicthatcallsfornotonlyfreeexpressionoffeelings,butalsotheguidanceofreason.Whatpositionwildernessshouldenjoyinthepreservationoftheworldobviouslydeservesmuchmoreseriousthinking.JohnSauvenholdsthat_____. A．manypeoplevaluenaturetoomuch
B．exploitationofwildernessesisharmful
C．wildernessesprovidehumanswithnecessities
D．theurgetodeveloptheecosystemservicesisstrong
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