Aggie Offices Unadjusted Trial Balance - December 31, 2019 Debits Credits Cash $ 19,000 Accounts Receivable 9,150 Prepaid Rent 40,000 Equipment 16,000 Accumulated Depreciation $1,600 Accounts Payable 2,100 Unearned Service Revenue 2,400 Note Payable 8,000 Common Stock 22,000 Retained Earnings 2,500 Service Revenue 198,550 Salaries Expense 150,000 Supplies Expense 2,100 Advertising Expense 900 $237,150 $237,150 Additional Information: a. On November 1, 2019, the company paid $900 for six months of advertising. b. A count of supplies on December 31, 2019 showed $1,800 of supplies had been used during the year. c. The equipment was purchased on January 1, 2018. The useful life is estimated to be 10 years. d. On June 1, 2019, the company rented an office building for ten months and paid $40,000 in cash. e of the balance in the unearned revenue account, $800 had not been earned by year-end. f. The note is a nine month 6% note issued on October 1, 2019. 2. The company uses one adjusting entry for (b) above. This entry would include a credit to A. Supplies for $1,800 B. Supplies for $300 C. Supplies for $2,100 D. Supply Expense for $1,800 E. Supply Expense for $300