Which is the main difference between perfect competition and monopolistic competition?
a. In perfect competition, the prices are set by the government.
b. In monopolistic competition, there are fewer sellers and more buyers.
c. In monopolistic competition, sellers can profit from the differences between their products and other products.
d. In perfect competition, the buyer is free to buy from any seller he or she chooses.

How does cloud cover affect how much infrared light is reflected back to the ground?

What are the relation of community dynamics and community action to applied social sciences?

Before they can be published, scientific papers must be peer-reviewed. this means that: a) some other scientific experts read the papers and guarantee that they are true.b) some other scientific experts read the papers and provide quality control by eliminating many mistakes.c) an editor reads the papers, to make sure that all the semicolons are in the correct places.d) everyone in the world is given the opportunity to comment on the papers through a specially maintainedblog.e) government bureaucrats read the papers, to be sure that the papers do not insult the political positions ofthe current officeholders.