Concord co. uses the gross method to record sales made on credit. on june 1, 2020, it made sales of $57,000 with terms 2/15, n/45. on june 12, 2020, concord received full payment for the june 1 sale. prepare the required journal entries for concord co. (if no entry is required, select "no entry" for the account titles and enter 0 for the amounts. credit account titles are automatically indented when the amount is entered. do not indent manually. record journal entries in the order presented in the problem.)