单选题A customer has reached the cooling limit in his datacenter， but still has room for additional IBM racks and servers. Which allow additinal future sales of the following？（）A Rear Door HeateXchangerB ActiveEnery Manager（AEM）C Perforated doorsD IBM Cool B
题目
单选题
A customer has reached the cooling limit in his datacenter， but still has room for additional IBM racks and servers. Which allow additinal future sales of the following？（）
A
Rear Door HeateXchanger
B
ActiveEnery Manager（AEM）
C
Perforated doors
D
IBM Cool Blue
相似考题
参考答案和解析
正确答案：
C
解析：
暂无解析