Which of the Following Statements About Environmental Quality and Economic

Which of the following statements about environmental quality and economic activity is true?

A) Wealthier countries tend to value environmental quality more than developing countries.
B) As countries develop, they spend less on resources to improve environmental quality.
C) No measure of economic progress incorporates environmental quality.
D) Developing countries generally prefer to keep their environments pristine, even at the cost of such necessities as food and health care.