Climatology is a subspeciality of environmental science. The correct option among all the options given in the question is option "B". Climatology is actually the scientific study of climate. The role played by the clouds is an important part of the study of climatology. This is a modern field of study that can easily be considered as a part of physical geography or earth sciences.Some of the famous early climate researchers include Edmund Halley, Benjamin Franklin, Francis Galton and Helmut Landsberg.
