AcustomerneedsanOracleDatabaseServer.Basedonthecustomer’ssizingdata，theIBMOracleCompetencyCenterhasdeterminedthattheserverrequirementscanbemetwitha4-wayp5-550ora4-wayp5-570.IfthepSeriestechnicalspecialistproposesap5-570versusap5-550system，whatkeydifferencesshouldbepointedouttothecustomer？（）

A.Thep5-570israckmountedbutthep5-550isnot.

B.Thep5-570willprovidemoregrowth，butatahighercost.

C.Thep5-570is200-240voltonlyandthep5-550is110voltonly.

D.Thep5-570needsaspecialfeaturetobecomeadesksidemachine.