When Luda changed her single priced monopolist into a price discriminating monopolist, something that she had to do was: O a. avoid charging too low a price. O b. calculate the income level of each buyer in the market. O c. estimate her production and cost functions. O d. prevent the resale of goods among groups of buyers.Deadweight loss due to monopoly power is: Select one: O a. equal to the transfer of surplus from consumers to the monopolist when the monopolist raises price above marginal cost O b. created by the monopolist's restriction of output below the perfectly competitive level O c. equal to the value of monopoly profits