please answer

Ill. Consider a nonrenewable natural resource for which the quantity demanded in each year is given by the equation Q = P1 4, t = 0,1 and i = 10%. A. If the resource is owned by a monopolist, what is the equation for its marginal revenue as a function of price? B. If the per unit extraction cost is equal to zero, would a monopolist extract the resource slower, faster, or at the same rate as a perfectly competitive industry? Explain why. C. If the per unit extraction cost is constant and equal to C in each year, would a monopolist extract the resource slower, faster, or at the same rate as a perfectly competitive industry? Explain why