choose from options for each question.

A. Suppose q is the profit-maximizing output quantity. If a firm decides to produce beyond this quantity,

-marginal costs are greater than marginal revenue.

-marginal costs are less than marginal revenue.

-marginal costs are equal to marginal revenue.

-marginal utility is greater than marginal revenue.

B.The marginal revenue is the extra profit a one more unit of output.

-True

-False

C.When demand is inelastic,marginal revenue is negative (MR<0).

-True

-False

D.In a perfectly competitive market, output price varies with quantity demanded.

-True

-False