Mar 5 Mar 8 Precision Musical Instruments, merchandisers of musical instruments, has provided the following details Inventory purchased on account $750,000 Freight in 40,000 Mar. 13 Purchase returres 65,000 Mar 14 Allowances by vendor 10,000 Mar 20 Payment made to vendor for purchases on March 5 Credit torms are 1/20, 1/45, FOB shipping point. Calculate the net cost of inventory purchased assuming that there are no other inventory related transactions during the month. Assume that the perpetuant inventory system is used OA $638,000 OB. $686.400 OC. $740,000 OD 5675,000