单选题Which of the following is an advantage of using virtualization to consolidate servers？（）AReduced power and space requirementsBSaves money on software costsCMaintenance is easier because there is only one serverDFewer instances of the operating system to maintain
单选题
Which of the following is an advantage of using virtualization to consolidate servers？（）
A
Reduced power and space requirements
B
Saves money on software costs
C
Maintenance is easier because there is only one server
D
Fewer instances of the operating system to maintain
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