Choose the correct statement?

A. Precooling and subcooling bf refrigerant are same

B. Refrigerant is inside the lubes in case of a direct-expansion chiller

C. If operating temperature of system is low, then refrigerant with low boiling point should be used

D. Superheat and sensible heat of a. refrigerant are same

E. A refrigerant should have low latent heat

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