YouareresponsibleforincreasingthesecuritywithintheCompanyLAN.Ofthefollowingchoiceslistedbelow,whichistrueregardinglayer2securityandmitigationtechniques?()

A.EnablerootguardtomitigateARPaddressspoofingattacks.

B.ConfigureDHCPspoofingtomitigateARPaddressspoofingattacks.

C.ConfigurePVLANstomitigateMACaddressfloodingattacks.

D.EnablerootguardtomitigateDHCPspoofingattacks.

E.ConfiguredynamicAPRinspection（DAI）tomitigateIPaddressspoofingonDHCPuntrustedports.

F.ConfigureportsecuritytomitigateMACaddressflooding

G.Noneoftheotheralternativesapply