资料：Placingtherighttypeofworkersincloseproximitytoeachothercangen

资料：Placingtherighttypeofworkersincloseproximitytoeachothercangenerateuptoa15percentincreaseinorganizationalperformance，accordingtothestudyfromCornerstoneOnDemand，aproviderofcloud-basedlearningandtalent-managementsoftware，andresearchersatHarvardBusinessSchoolinMassachusetts.Forbusinesseswith2，000employees,thistranslatesintoanadditional$1millioninprofiteachyear，thestudysaid. Forthestudy，researchersexamineddatafromatwo-yearperiodofmorethan2，000employeesworkingatalargetechnologycompanywithlocationsintheU.S.andEurope.Thestudy’sauthorsseparatedworkersintothreedifferentcategoriesbasedontheworktheyproduced： Productive：Theseemployeesareveryproductive，butdon’talwaysproducequalitywork. Quality：Theseworkersproduceworkofsuperiorquality，butaren’talwaysproductive. Generalists：Theseemployeesareaverageintermsofbothproductivityandquality. Theresearchersdefinedproductivitybyhowlongittakesanemployeetofinishatask，andeffectivenessbyhowoftenemployeesneedtoaskaco-workerforhelpcompletingatask. Whatmightbediscussedlater？

A.The reason for better performances

B.The impact of seating employees close to each other

C.The findings of seating different categories of people

D.All above

正确答案是C