单选题The Virtualization Manager manages physical and virtual machines through a single console. Which vendor offers this product to its customer at no additional charge？（）A HPB UnisysC DELLD IBM
题目
单选题
The Virtualization Manager manages physical and virtual machines through a single console. Which vendor offers this product to its customer at no additional charge？（）
A
HP
B
Unisys
C
DELL
D
IBM