Question 19 4 pts Regan Corporation received cash of $13,500 on September 1, 2018 for one year's rent in advance and recorded the transaction with a credit to Unearned Rent. The December 31, 2018 adjusting entry would be: O debit Rent Revenue and credit Unearned Rent, $4,500 O debit Unearned Rent and credit Rent Revenue, $4,500 o debit Rent Revenue and credit Unearned Rent, $9,000 O debit Unearned Rent and credit Rent Revenue, $3,375