Purely Competitive Industry X Has Constant Costs and Its Product

Multiple Choice

Purely competitive industry X has constant costs and its product is an inferior good.The industry is currently in long-run equilibrium.The economy now goes into a recession and average incomes decline.The result will be

A) an increase in output and in the price of the product.
B) an increase in output, but not in the price, of the product.
C) a decrease in the output, but not in the price, of the product.
D) a decrease in output and in the price of the product.