Question 31 2.5 pts Classic Car Parts uses a periodic inventory system. From the following details, calculate net purchases. Supporting Materials Beginning merchandise inventory Ending merchandise inventory Purchases Purchase Discounts $2000 2,200 21,000 800 Purchage Returns and Allowances 1,300 Freight In 4,000 O $23,100 O $18.900 KIN $20,900 O $20.200