Answer:
b. products that have identical attributes, such as frozen yogurt.
Explanation:
A monopoly is formed when a firm or a group of firms have a an unfair advantage in supplying a product and faces no competition while operating.
It is important to identify the market where the monopolist exists.
In the given scenario where Dairy Cream wants to merge with EZ Freeze Inc., its main competitor and a maker of ice cream and other frozen desserts. The merger will eliminate competition and the product market is defined under ice cream and products that have identical attributes, such as frozen yogurt.