Answer:
Barrier to entry.
Explanation:
Ocean spary has an exclusive ownership of cranberries. This is a key input which limits other companies to enter the market and creates a situation of monopoly.
In the theories of competitions, an economic barrier to entry is a fixed cost that must be incurred by a company which want to enter the market, regardless of sales or production. That way the company which has an exclusive ownership of some good or service has a natural monopoly and has a huge advantage over their competitors.
