The balance in the prepaid rent account before adjustment at the end of the year is $11,988, which represents 12 months' rent paid on December 1. The adjusting entry required on December 31 is a debit Prepaid Rent, $10.989, credit Rent Expense $999 b. debit Rent Expense, 510,989. credit Prepaid Ron, 5999 cdcbit Rent Expense, 5999, credit Prepaid Rent, 1999 d. debit Prepaid Rent, 5999, credit Rent Expense,5999