The enthalpy of moist air with normal notations is given by

• A. h = (1.005 + 1.88ω)t + 2500ω
• B. h = 1.88ωt + 2500ω
• C. h = 1.005ωt
• D. h = (1.88 + 1.005ω)t + 2500ω