As You Move Rightward on a Marginal Cost of Abatement

Multiple Choice

As you move rightward on a marginal cost of abatement curve, emissions are:

A) falling, and the cost of eliminating the marginal unit falls.
B) rising, and the cost of eliminating the marginal unit falls.
C) falling, and the cost of eliminating the marginal unit rises.
D) rising, and the cost of eliminating the marginal unit rises.
E) rising, and the cost of eliminating the marginal unit is constant.