Which of the Following Is NOT an Assumption for Monopolistic

Multiple Choice

Which of the following is NOT an assumption for monopolistic
Competition?

A) Firms produce goods, using a technology with increasing returns to scale.
B) There are many firms in the industry.
C) Firms have some control over the price of the product.
D) Each firm produces a good that is similar to, but differentiated from, the goods that other firms in the industry
Produce.