Musrah Consultations was set up in 2019 with the main business of providing business consultation services in Kedah. The unadjusted accounts' balances for the financial ended 31 December 2021 are as follow: Additional information: 1. Utilities expense amounted to $650 for the month of December 2021 has not been recorded and only will be paid in January 2022. 2. Unearned service revenue on 31 December 2021 is $4,500. 3. Supplies amounting to $17,800, have been consumed for the year ended 31 December 2021. 4. Depreciation of vehicle is based on the straight-line method. It has an estimated useful life of 5 years with a scrap value of $1,000. 5. Service revenue earned but unbilled is not yet recorded amounting to $7,500. 6. Prepaid insurance represented a one-year premiums purchased on 1 July 2021. 7. Salaries expense for the month of December 2021 amounted to $6,800 has not been recorded. The salaries are expected to be paid early next year. 8. The financial year end for Musrah Consultations is on 31 December every year. REQUIRED TO DO: (a) Prepare the relevant adjusting journal entries on 31 December 2021. Omit the explanation. (b) Prepare the adjusted trial balance as at 31 December 2021 . (c) Prepare the Statement of Profit or Loss and Other Comprehensive Income for the year ended 31 December 2021. Musrah Consultations was set up in 2019 with the main business of providing business consultation services in Kedah. The unadjusted accounts' balances for the financial ended 31 December 2021 are as follow: Additional information: 1. Utilities expense amounted to $650 for the month of December 2021 has not been recorded and only will be paid in January 2022. 2. Unearned service revenue on 31 December 2021 is $4,500. 3. Supplies amounting to $17,800, have been consumed for the year ended 31 December 2021. 4. Depreciation of vehicle is based on the straight-line method. It has an estimated useful life of 5 years with a scrap value of $1,000. 5. Service revenue earned but unbilled is not yet recorded amounting to $7,500. 6. Prepaid insurance represented a one-year premiums purchased on 1 July 2021. 7. Salaries expense for the month of December 2021 amounted to $6,800 has not been recorded. The salaries are expected to be paid early next year. 8. The financial year end for Musrah Consultations is on 31 December every year. REQUIRED TO DO: (a) Prepare the relevant adjusting journal entries on 31 December 2021. Omit the explanation. (b) Prepare the adjusted trial balance as at 31 December 2021 . (c) Prepare the Statement of Profit or Loss and Other Comprehensive Income for the year ended 31 December 2021