The price, in dollars per units, that consumers are willing to pay for a popular high-end digital camera is given by the accompanying function, where x is in thousands of units. Complete parts (a) and (b). p(x) = 1290 - 175 In x a) What price corresponds to a demand of 390,000 units? How can the price that corresponds to a demand of 390,000 units be found? Select the correct choice below and fill in the answer box to complete your choice. (Simplify your answer.) O A. Evaluate p( O B. Solve = 1290 - 175 In x for x. The price that corresponds to a demand of 390,000 units is $ (Round to the nearest cent as needed.) b) How many units will consumers buy at a price of $480 per camera? How can the number of units that consumers will buy at a price of $480 per camera be found? Select the correct choice below and fill in the answer box to complete your choice. (Simplify your answer.) O A. Solve = 1290 - 175 In x for X. O B. Evaluate p( At a price of $480 per camera, consumers will buy unit(s). (Round to the nearest whole number as needed.)