Comparing a perfectly competitive market to a monopoly, which of the following istrue?

a.Price will be higher and quantity will be lower in the perfectly competitive market than in the monopoly.b.Price will be equal to marginal revenue in the perfectly competitive market but will be higher than marginal revenue in the monopoly.c.at that point on the market demand curve which intersects the marginal cost curve.d.Price will be higher than marginal cost in the perfectly competitive market but will be equal to marginal cost in the monopoly.