Which of the following must be considered in order to meet Energy and Atmosphere Prerequisite, Fundamental Refrigerant Management if the tenant requires 24-hour cooling in a server room?

Which of the following must be considered in order to meet Energy and Atmosphere Prerequisite, Fundamental Refrigerant Management if the tenant requires 24-hour cooling in a server room?
A . Base-building chiller specifications
B . CFC-free refrigerants in tenant cooling units
C . Temperature monitoring of building cooling water
D . ENERGY STAR® compliant cooling units with low CFCs

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Answer: B

Explanation: