Several Sales Transactions and Purchasing Activities for Yu Company Are

Several sales transactions and purchasing activities for Yu Company are described below. Yu Company uses a perpetual inventory system.
-Refer to the information provided for Yu Company. Explain the advantages to Yu Company for using the perpetual inventory system. Assume that Yu Company uses a computer system which is linked to its cash registers and that all products have bar codes that are read by bar code readers attached to the cash registers.
A)Yu Company purchased merchandise from Mia Company on credit.
B)Yu Company returned to Mia Company defective merchandise before payment is made.
C)Yu Company pays for the merchandise purchased from Mia Company.
D)Yu Company sells merchandise to its customers for cash and on credit.
E)Credit customers returned merchandise to Yu Company for a refund.
F)Credit customers pay their account balances to Yu Company.