Laura is a gourmet chef who runs a small catering business in a competitive industry. Laura specializes in making wedding cakes. Laura sells $20$ wedding cakes per month. Her monthly total revenue is $$5,000.$ The marginal cost of making a wedding cake is $$300.$ In order to maximize profits, Laura should

a$)$ make more than $20$ wedding cakes per month.

b$)$ make fewer than $20$ wedding cakes per month.

C$)$ continue to make $20$ wedding cakes per month.

d$)$ We do not have enough information to answer the question.