Refertotheexhibit.Asanetworkadministrator，youhaveconfiguredadual-rate，dual-bucketpolicerinaccordancewithRFC2698ontheserialinterfaceofyourouter，connectingtoyourprovider.TheSLAwithyourproviderstatesthatyoushouldonlysendAF31（limitedto150kb/s），AF32（limitedto50kb/s）andAF33（besteffort）.YourserviceproviderclaimsyouarenotconformingtotheSLA.Whichtwothingsarewrongwiththisconfiguration？（）

A.Theconfigurationofaservicepolicyonhalf-duplexEthernetinterfacesisnotsupported.

B.Theclassclass-defaultsub-commandofthepolicy-maplimitcommandshouldbesettotheDSCPdefault.

C.Theviolateactioniswrong.

D.ThispolicerconfigurationisnotimplementingRFC2698dual-bucket，dual-rate.

E.Thepolicerisconfiguredinthewrongclass.