The Two Important Differences Between a Private and a Public

The two important differences between a private and a public good are

A) Private goods are subject to the exclusion principle and rival consumption; public goods are not.
B) Private goods are subject to externalities and market failures; public goods are not.
C) Private goods are goods owned by individuals and businesses; public goods are owned by the government.
D) Private goods are subject to the equity principle and the ability-to-pay principle; public goods are not.