Roth Contractors Corporation was incorporated on December 1, 2019 and had the following transactions during December: Part A a. Issued common stock for $5,000 cash b. Paid $1,200 cash for three months' rent: December 2019; January and February 2020 c. Purchased a used truck for $10,000 on credit (recorded as an account payable) d. Purchased $1,000 of supplies on credit. These are expected to be used during the month (recorded as expense) e. Paid $1,800 for a one-year truck insurance policy, effective December 1 f. Billed a customer $4,500 for work completed to date g. Collected $800 for work completed to date h. Paid the following expenses in cash: advertising, $350; interest, $100; telephone, $75; truck operating, $425, wages, $2,500 i. Collected $2,000 of the amount billed in f above j. Billed customers $6,500 for work completed to date k. Signed a $9,000 contract for work to be performed in January 2020 1. Paid the following expenses in cash: advertising, $200; interest, $150; truck operating, $375; wages, $2,500 m. Collected a $2,000 advance on work to be done in January (the policy of the corporation is to record such advances as revenue at the time they are received) n. Received a bill for $100 for electricity used during the month (recorded as utilities expense). o. One month of the prepaid insurance has expired. p. The December portion of the rent paid on December 1 has expired. q. A physical count indicates that $350 of supplies is still on hand. r. The amount collected in transaction m is unearned at December 31. s. Three days of wages for December 29, 30, and 31 are unpaid, amounting to $1,500. These will be paid in January. t. The truck has an estimated useful life of 4 years. u. Income taxes expense is $500. This amount will be paid in the next fiscal year. 2. Prepare journal entries to record the December transactions. General ledger account numbers and descriptions are not needed. 5. Prepare all necessary adjusting entries. General ledger account numbers and descriptions are not necessary. 9. Prepare closing entries and a post-closing trial balance at December 31, 2019. GENERAL JOURNAL Date Description PR Debit Credit GENERAL JOURNAL Date Description PR Debit Credit Adjusting Entries GENERAL JOURNAL Date Description PR Debit Credit Closing Entries Page Date Description PR Debit Credit