Why Are the Public Goods Not Excludable

Multiple Choice

Why are the public goods not excludable

A) They may be socially desirable but not privately profitable.
B) They may be socially desirable and therefore will be provided by both the government and as a private good.
C) They may be socially desirable and have a lower price so more consumers will be able to afford them.
D) They may be socially desirable but are still generally taxed by the government.