18 1 pts Hobbins debited Cash and credited Deferred Rental Revenue for $6,000 on December 1 for rent received in advance for December, January, February, March, and April. What necessary adjustment would be made on December 31? Debit is shown first, followed by credit. Rental Revenue $1,200 Deferred Rental Revenue $1,200 Deferred Rental Revenue $4,800 Rental Revenue $4,800 Deferred Rental Revenue $1,200 Rental Revenue $1,200 O Rental Revenue $4,800 Deferred Rental Revenue $4,800