If short-run aggregate supply is upward sloping, the assumption is that

Which of the following statements is correct about the demand curve of the perfectly competitive industry?

A) The demand curve of the perfectly competitive industry is horizontal as are the demand curves facing the individual firms. B) The market demand curve of perfect competition is vertical because the individual consumers are buying a homogeneous product. C) The market demand curve of the perfectly competitive industry is downward sloping while the demand curve facing an individual firm is horizontal. D) The market demand curve of the perfectly competitive industry is downward sloping, so the demand curves of the individual firms are also downward sloping.

Suppose we observe the following two simultaneous events in the market for fish. First, there is a decrease in the demand for fish due to changes in consumer tastes. And second, there is a reduction in seafood supply due to oil spills in the oceans. We

know with certainty that these two simultaneous events will cause which of the following? A) no change in the equilibrium quantity and a reduction in the equilibrium price B) an increase in the equilibrium quantity and in the equilibrium price C) a decrease in the equilibrium quantity and an indeterminate change in the equilibrium price D) a decrease in the equilibrium quantity and an increase in the equilibrium price