Answer:
D) High prices act as an incentive to increase the supply of a good, service or productive resource.
Step-by-step explanation:
High prices means that there is more profit being made from a product due to which it's demand is more in the market. As a result, these kind of products will have an increased suppl and will be readily available in the market. However, high prices can also lead to the customers finding for a substitute for the goods and the services.