A. Absolute humidity
B. Mixing ratio
C. Relative humidity
D. Dew point
✅ The correct answer is option B.
The ratio of the mass of water vapour in a given volume (parcel) of air to the mass of the remaining dry air describes the mixing ratio.
The ratio of the mass of water vapour in a given volume (parcel) of air to the mass of the remaining dry air describes the mixing ratio.