单项选择题
AmanufacturingcompanyisusingProtecTIERTS7610appliancesinaspokeandhubconfiguration.ProtecTIER’sTS7610replicationtechnologyatthehubwillperformthefollowingactiononthereplicateddatabeingreceived：（）
A.compresstheincomingdatastreamasitisreceived
B.storethealreadydeduplicateddatastreamunprocessed
C.comparetheincomingdatatopreviouslyreplicateddataandstoreonlythebyte-levelchanges
D.comparetheincomingdatatopreviouslyreplicateddataandstoreonlytheblock-levelchanges