The Marginal Benefit of a Public Good ________ as More

The marginal benefit of a public good ________ as more of the good is produced.

A) increases
B) decreases
C) stays the same
D) None of the above is correct because the marginal benefit could increase, decrease, or not change depending on whether the marginal cost increases, decreases, or does not change as more is produced.
E) None of the above is correct because the marginal benefit could increase, decrease, or not change depending on whether more, fewer, or the same number of people consume the good as more is produced.