Study the age pyramids given below and select the correct statements regarding these.

Options

A. `A` is a triangular age pyramid, where prereproductive stage is very large as compared to the reproductive and post-reproductive stages of the population. This type of age sturcture indicates that the population. This type of ae sturcture indicates that the population would increase rapidly.
B. `B` is an inverted bell shaped age pyramid, where number of pre-reproductive and reproductive individuals is almost equal. This type of age structure indicates that the population is stable.
C. `C` is an urn shaped age pyramid, where more number of reproductive individuals are present. This type of age structure indicates that the population is declining.
D. All of these

Answer

D