The Jamesway Corporation had the following situations on December 2018.

On December 20, 2018, Jamesway received a $4,800 payment from a customer for services to be rendered early in 2019. Service revenue was credited.

On December 1, 2018, the company paid a local radio station $3,600 for 40 radio ads that were to be aired, 20 per month, throughout December and January. Prepaid advertising was debited.

Employee salaries for the month of December totaling $24,000 will be paid on January 7, 2019.

On August 31, 2018, Jamesway borrowed $50,000 from a local bank. A note was signed with principal and 9% interest to be paid on August 31, 2019.

Prepare the necessary adjusting entries at its year-end of December 31, 2018. No adjusting entries were recorded during the year. (If no entry is required for a transaction/event, select "No Journal Entry Required" in the first account field.)