The developmental stages in a community are called as ?

The correct option is C Seral changes
The entire sequence of communities, that successively change in a given area are called as sere. The individual transitional communities are termed seral stages or seral communities. In the successive seral stages there is a change in the diversity of species of organisms, increase in the number of species and organisms as well as an increase in the total biomass. Thus, the correct answer is option C.