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What is the correct answer?


Which of the following statement is correct?

A. The constant enthalpy lines are also constant wet bulb temperature lines.

B. The wet bulb and dry bulb temperature are equal at saturation condition.

C. The wet bulb temperature is a measure of enthalpy of moist air.

D. All of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".