A Pure Public Good Is One That Is

Of the following,the best example of a pure public good is A) cable TV. B) a national park. C) national defense. D) education.

Suppose that the latest Indiana Jones movie played in theaters first,where it was sold out during its opening week.Several months later it was available on pay-per-view TV.Two years later it was shown on CBS,a broadcast television network. When the movie was playing at the theater it was a _______ good,when it was available on pay-per-view TV it was a _______ good and when it was shown on CBS it was a _______ good. A) private;public;public B) private;collective;public C) collective;private;commons D) collective;commons;public