Answer:
d. non-existent.
Explanation:
In a pure Monopoly like market, where seller only is the controller of the price in the market with large number of buyers,the supply curve has not any fixed shaped or we can simply say that at a Monopoly has no well defined supply curve. Thus, the demand curve of pure monopoly is downward sloping. We should expect the supply curve of the pure monopolist to most likely be non-existent.
