Answer :
Adam Smith suggests that when there is increase in competition then the prices for the goods will be low. Thus, option a. is correct.
What is the nature of competitive market?
The competitive market is the market scenario when there is high level of competition among various companies who produce same category of goods. In this case due to competition the prices of the goods can either go low for attracting more customers.
Thus, the theory of Adam Smith says that when there is increased market competition then the businesses will keep the price low till a level then it can be unmeasurable.
Therefore, option a is correct.
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