The Free-Rider Problem Occurs Because

The free-rider problem occurs because:

A) it is easy to exclude others from consuming the good.
B) consumption is rival in nature,and the consumption of a product by one individual diminishes that available for others.
C) exclusion is costly or impossible,so that a consumer or producer can use the good without having to pay for it.
D) the consumption of a good imposes costs on others who not directly involved in the transaction.