Answer:
The correct option is D
Explanation:
Monopolistic competition is the market which characterizes or classify the industry, in which most of the businesses offer or provide the services or the products that are similar, but are not perfect substitutes.
In monopolistic competition, for the industry to exit as well as entry have barriers low and the single firm or business decisions, will not affect those of its competitors.
So, in this scenario, the jewelry store is in a situation where the store faces the most like monopolistic competition.