The amount of water used in the evaporative condenser of a refrigeration plant is only a small percentage of that used in a water condenser of the same capacity, because
a. Evaporating condensers also use air to cool the refrigerant
b. The evaporating condensers spray refrigerated water onto condensing coil
c. The cooling water evaporates, removing far more heat per kilogram of system coolant
d. Of water conservation methods
e. Of the scarcity of water in locations that use evaporative condensers
Answer: C