AsalesteamhasproposedanIBMSystemStorageDS8100configuredwith10TB,splitequallybetweenIBMSystemzandIBMSystemp.TheSystemzenvironmentrequirespoint-in-timecopyandtheSystempenvironmentdoesnot.FortheSystemzenvironment,3TBhavebeenconfiguredwithanadditional2TBforpoint-in-timecopy.Whatistheleastexpensivelicensescopeforpoint-in-timecopy?（）
A.Alland10TB
B.CKDand2TB
C.CKDand5TB
D.CKDand10TB
参考答案：C
