At the beginning of June, Circuit Country has a balance in inventory of $2,850. The following transactions occur during the month of June. June 2 Purchase radios on account from Radio World for $2,550, terms 2/15, n/45. June 4 Pay cash for freight charges related to the June 2 purchase from Radio World, $370. June 8 Return defective radios to Radio World and receive credit, $200. June 10 Pay Radio World in full. June 11 Sell radios to customers on account, $4,700, that had a cost of $3,050. June 18 Receive payment on account from customers, $3,700. June 20 Purchase radios on account from Sound Unlimited for $3,650, terms 2/10, n/30. June 23 Sell radios to customers for cash, $5,150, that had a cost of $3,450. June 26 Return damaged radios to Sound Unlimited and receive credit of $500. June 28 Pay Sound Unlimited in full. Required: 1. Assuming that Circuit Country uses a perpetual inventory system, record the transactions. 2. Prepare the top section of the multiple-step income statement through gross profit for the month of June