单选题Which IBM storage product is offering Easy Tier technology?（）A XIVB SONASC DS8700D ProtecTIER 7650
题目
单选题
Which IBM storage product is offering Easy Tier technology?（）
A
XIV
B
SONAS
C
DS8700
D
ProtecTIER 7650
XIV
SONAS
DS8700
ProtecTIER 7650