题目内容：
Weallknowthatsomethingsareobviouslyright.Forexample,itisrighttobe1tootherpeople.Itisalsorighttolookaftertheenvironment.Somethingsare2wrong,too.Forinstance,weshouldnothurtorbully(欺负)others,norshouldwelitter.Rulesoftentelluswhatisrightorwrong.Rulescanhelpthepublicmaketheright3,andremainsafe.Cardrivershavetoobeytrafficregulationsthattellthemtherightthingstodoontheroadtoavoidcrashes.Cyclistswhogivesignalsbeforeturningorstoppinghelpprevent4.
Ifpeoplefollowruleswithouttakingothermattersintoconsideration,itwillbe5forthemtoformwhatissometimescalleda“blackandwhite”view.Forexample,theymaybelievethatpeopleshouldalwaystellthetruth,andthatlyingis6acceptable.Suchpeoplealwayssticktotheirviews,evenifitmeansthattheymaygetinto7.
Sometimesitmaynotbesoeasytoknow8whatisrightorwrong.Somepeoplechoosenottoeatmeatbecausetheybelievethatitis9toeatanimals,butothersarguethattheycaneatmeatand10bekindtoeatanimals;someinsistthatstealingisalwayswrong,butothersthinkthatonedoesnotneedtofeelso11whenstealingsomefoodtoeat,ifhelivesinareallypoorareaandheis12.
Ruleshelpuslivetogetherinharmony,becausetheyshowustherightwayto13others.However,somepeoplearguethatrulesmaybe14,havingobservedthatruleschangeallthetime,andthatsomeschoolshavesomeregulationsandothershavedifferentones—sowhoisto15whatisright? A．kind
B．sensitive
C．fair
D．generous
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