YourcompanyhasjustupgradeditsCATAGORY5Ethernetnetworkfrom10Mbpsto100Mbps.Aftertheupgrade，the20Windows2000Professionalcomputersinthemarketingdepartmentcannolongerconnecttothenetwork.Theremaining80Windows2000computersinthecompanycanconnect，however.YourcompanyusesNWLinkastheonlynetworkprotocol.Youneedtoconnectthecomputersinthemarketingdepartmenttothenetwork.Whatmustyoudo？（）
A.ConfiguretheNWLinkframetypeofthenetworkadapterstobeethernet802.3.
B.ConfiguretheNWLinkframetypeofthenetworkadapterstobeethernetII.
C.Replacethenetworkadapterswith10\/100BNCadapters.
D.Replacethenetworkadapterswith10\/100UTPnetworkadapters.
参考答案：D
