a. Purchased $25,000 of merchandise from presidio Co. account terms 2/10, n /30 b. Paid the amount owed on the invoice within the discount period c. Discovered that $5,000 of the merchandise was defective and returned items reveing credits d.purchased $4000 of merchandise from Presidio Co. on account terms n /30 e.Received a check for the balance owed from the return of bad murchandise