Which of the following statements best characterizes how developed and developing countries impact the environment?
a.
neither developed nor developing countries have had a significant impact on the environment in the past century.
b.
developed countries have tended to improve the environment, while developing countries have tended to damage it.
c.
developed countries have damaged the environment, while developing countries have had little impact.
d.
both developed and developing countries have had significant negative impacts on the environment.

D is correct option.

Explanation:

Both Developed and developing had significant impact on the environment, but the trend is changing now. The developed countries were the first ones to industrialize during eighteenth and nineteenth century, nut now the developing countries are on the same path. Rich nations are displacing environmental damage to developing countries. Developed countries transfers the process of production to countries like china, and with this shift the carbon footprint of the developing countries  increase, while that of developed ones decrease.