Apublisher of photography books finds that it is cost-effective to print 10,000 or more at a time. but abookstore orders only a few copies of each book since its customers want to select from a wide variety. this example shows: a. why discrepancies of quality occurb. why both discrepancies of quantity and assortment occurc. neither discrepancies of assortment or quantityd. why discrepancies of assortment occure. multichannel distribution