单选题A customer is currently using EMC’s Mirrorview/A. Their primary site is 400 kilometers away fromthe secondary site， and they have an RPO of 4 hours. What is the IBM equivalent product？（）A Global CopyB Sync MirrorC Metro MirrorD TPC for Replication
题目
单选题
A customer is currently using EMC’s Mirrorview/A. Their primary site is 400 kilometers away fromthe secondary site， and they have an RPO of 4 hours. What is the IBM equivalent product？（）
A
Global Copy
B
Sync Mirror
C
Metro Mirror
D
TPC for Replication