Assume the Peanut Industry, a Perfectly Competitive Industry, Is in Long-Run

Multiple Choice

Assume the peanut industry, a perfectly competitive industry, is in long-run equilibrium with a market price of $5. If demand for peanuts increases and this industry is a decreasing-cost industry, long-run equilibrium will be reestablished at a price

A) greater than $5.
B) less than $5.
C) equal to $5.
D) either greater than or less than $5, depending on the number of firms that enter the industry.