Which of these is the BEST definition of a "market economy"?
A) goods are sold in large stores
B) prices are determined by buyers and sellers
C) the government decides what can be sold in stores
D) the government decides how much something will cost

B) prices are determined by buyers and sellers.

Explanation:

Because a "market economy" is competition between companies trying to get the buyer to buy from them. since there is no government involved, there will always be change.

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