题目内容：
Healthimpliesmorethanphysicalfitness.Italsoimpliesmentalandemotionalwell-being.Anangry,frustrated,emotionally21personingoodphysicalconditionisnot22healthy.Mentalhealth,therefore,hasmuchtodo23howapersoncopeswiththeworldass/heexists.Manyofthefactorsthat24physicalhealthalsoaffectmentalandemotionalwell-being.Havingagoodself-imagemeansthatpeoplehavepositive25picturesandgood,positivefeelingsaboutthemselves,aboutwhattheyarecapable26,andabouttherolestheyplay.Peoplewithgoodself-imageslikethemselves,andtheyare27likeothers.Havingagoodself-imageisbased28arealistic,aswellaspositive,oroptimistic29ofone’sownworthandvalueandcapabilities.
Stressisanunavoidable,necessary,andpotentiallyhealthful30ofoursociety.Peopleofallages31stress.Childrenbeginto32stressduringprenataldevelopmentandduringchildbirth.Examplesofstress-inducing33inthelifeofayoungpersonaredeathofapet,pressureto34academically,thedivorceofparents,orjoininganewyouthgroup.Thedifferentwaysinwhichindividuals35tostressmaybringhealthfulorunhealthyresults.Onepersonexperiencingagreatdealofstressmayfunctionexceptionallywell36anothermaybeunabletofunctionatall.Ifstressfulsituationsarecontinuallyencountered,theindividual’sphysical,social,andmentalhealthareeventuallyaffected.
Satisfyingsocialrelationsarevitalto37mentalandemotionalhealth.Itisbelievedthatinorderto38,develop,andmaintaineffectiveandfulfillingsocialrelationshipspeoplemust39theabilitytoknowandtrusteachother,understandeachother,influence,andhelpeachother.Theymustalsobecapableof40conflictsinaconstructiveway.
__________
[A]unstable
[B]unsure
[C]imprecise
[D]impractical
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