! Required information (The following information applies to the questions displayed below.) On July 15, 2021, the Nixon Car Company purchased 2,100 tires from the Harwell Company for $40 each. The terms of the sale were 3/10, n/30. Nixon uses a perpetual inventory system and the gross method of accounting for purchase discounts. 3. If Nixon instead uses a periodic inventory system, explain any changes to the journal entries created in requirements 1 and 2 The July 15 entry would include a debit to the entry would include a credit to the account instead of to account instead of to