Answer:
chloroplasts and chlorophyll
D is the correct answer to this
They provide a critical habitat for many other organisms <span>best explains the role of deep sea coral reefs in the environment.</span>
The answer is C) The death rate begins to fall, but the birth rates remain high for a time. No countries in the world are currently in Stage 1 or demographic transition. However, many are in stage 2, which is why many governments are concerned about overpopulation.