Answer:
c.) Our Drugs Inc. produces where its marginal revenue is equal to its marginal cost and prices on its downward-sloping demand curve, such that the market for its product clears knowing it will not face competition due to patents it holds on its products.
Explanation:
In a monopoly, one single firm sets the price for a product. Since "Our Drugs Inc" has patents on its products, no other companies can sell the same thing so their company has a monopoly.