Answer:
The correct answer is D. equal to both average revenue and marginal revenue.
Step-by-step explanation:
A perfectly competitive market or market of perfect competition is that market in which two characteristics are fulfilled:
1) there is a large number of buyers and sellers in such a way that the influence they individually exert on prices is negligible;
2) the goods or services that are exchanged are the same. [Supply and demand] Perfect competition is the situation of a market where companies lack the power to manipulate the price (price-acceptors), and there is a maximization of well-being.
This results in an ideal situation of the goods and services markets, where the interaction of supply and demand determines the price. A perfectly competitive market has the following characteristics: There are many buyers and sellers in the market. The goods offered by different vendors are largely identical. Companies can freely enter and exit the market.