When the quantity of environmental protection is low so that pollution is extensive, then there are usually _______ to reduce pollution and the _______.
A) a few inexpensive and easy ways; average benefit are slightly higher
B) a lot of expensive and innovative methods; marginal benefits are quite high
C) only a few expensive and innovative methods; average benefits are higher
D) a lot of cheap and easy ways; marginal benefits of doing so are quite high

Question

Quizplus · Accepted Answer

When pollution is extensive, it implies that the most obvious and cost-effective measures to reduce pollution haven't been implemented yet. Therefore, there are likely many cheap and easy ways to start reducing pollution, and the marginal benefits of these initial efforts are quite high because they address the most pressing issues first.

When the Quantity of Environmental Protection Is Low So That