ist K Points: 0 of 2 A perfectly competitive constant cost industry is in long-run equilibrium. Due to a change in tastes and preferences, there is a decrease in demand. Which of the followi The price will OA. Increase, firms will produce more, profits will increase, and more firms will enter until profit returns to zero. OB. decrease, firms will produce less, profits will increase, and more firms will enter until profit returns to zero. OC. decrease, firms will produce more, profits will decrease, and more firms will exit until profit returns to zero. OD. decrease, firms will produce less, profits will be below zero, and firms will exit until profit returns to zero.