Questions88-90refertothefollowingadvertisement. Obesepeoplearelessproductiveintheworkplaceandmorepronetoinjury,astudyclaims.Theresearcherssaytheirfindingsweresoextremethatoverweightpeoplemayneedtotakelongerbreakstorecoverfromthestrainsofwork.Theyassessedhowlongittookforpeopleofvarioussizestoperformcertaintasksintheworkplace.Obesepeoplehad,onaverage,40percentshorterendurancetimes. Thestudy,conductedatVirginiaTechandtheUniversityatBuffalointheU.S.,examinedtheenduranceof32peopleinfourcategories:non-obeseyoung,obeseyoung,non-obeseolder,andobeseolder.Eachofthemcompletedthreetasksthatinvolvedarangeofskills:handgrip,shoulderelevation,andasimulatedassemblyoperation.Everytaskinvolvedperiodsofworkandrest,andincludedalevelofactivitysimilartomanufacturingsettings. Thenumberofpeoplewhoareobesehasdoubledoverthepastthreedecades-andhasbeenlinkedtohigherratesofworkplaceinjuryandagreaternumberofdaysofsick.‘Workerswhoareobesemayneedlongerrestbreakstoreturntotheirinitialstateofmusclefunction,’saidDrCavuoto.Basedontheincreasedfatiguefound amongworkerswhoareobese,workplacedesignersmayneedtoconsideraddingfixturesandsupportstominimizetheamountoftimethatbodymasssegmentsneedtobesupported.‘Webelieveourresultswillhelptodevelopmoreinclusiveergonomicguideline,’sheadded.Theresearchersalsolookedattheeffectofobesityandageonendurancetimes. Previousresearchhasindicatedthatbothageandobesityhampermobility-particularlywhenitcomestowalkingandlow-energytasks.Buttheresearchersinthisstudy,publishedintheJournalofOccupationalandEnvironmentalHygiene,foundnosuchlink. Whatisthefindingsupportedbythepreviousstudybutnotthepresentstudy?
A.Obese people are less productive in work B.Obese people find it hard to recover from strain C.Obese people are more likely to get injured D.Obese people suffer from poor mobility正确答案D
