Zinc Communications developed a new type of cellular telephone that has a threedimensicinal {3-D} screen.The company holds a patient on this bechncilogy. so it is the only seller of the 3-D phone when 'the product is introduced. Over time. other companies introduce phones that are similar but not identical [i.e.. they do not violate the patent held by Zinc). What happens to the demand for 3D phones facing Zinc and to the profitmaximizing price for the 3-D phone as these similar products enter the marloe't? O a. Demand becomes less elastic; price declines. O b. Demand becomes less elastic; price increases. 0 c Demand becomes more elastic; price increases 0 d. Demand becomes more elastic; price declines