Dr. Erica Chan, MD owns EC Health Clinic. She prepares annual financial statements and has a December 31, 2023 year-end. a. On October 1, 2023, Dr. Chan prepaid $9,800 for four months of rent. b. On November 1, 2023, Dr. Chan prepaid $168 to renew the clinic's magazine subscriptions. The subscription is for one year. c. On December 1, 2023, Dr. Chan pays $2,100 for supplies. At the end of the year, $1,400 of supplies had not been used. Required: For the above transactions, record the initial journal entry and the adjusting entry required on December 31, 2023.