Whichtwostatementsaretrueabouttrafficshaping?()

A.Out-of-profilepacketsarequeued.

B.ItcausesTCPretransmits.

C.Marking/remarkingisnotsupported.

D.ItdoesnotrespondtoBECNandForeSightMessages.

E.Itusesasingle/two-bucketmechanismformetering.