Prepare December 31 year-end adjusting journal entries, as needed, for the following items. a. Employees work Monday through Friday, and salaries of $1,000 per week are paid each Friday. The company's year-end falls on Wednesday. b. The company initially records payments of all insurance premiums as Prepaid Insurance. The unadjusted trial balance at year-end shows a balance of $1,200 in Prepaid Insurance. A review of insurance policies reveals that $300 of insurance is unexpired. C. Cash of $3,200 was collected on November 1 of the current year, for four months of services yet to be performed. Unearned Service Revenue was credited when the cash was received. d. At year-end, the company received a utility bill for December's utility usage of $400 that will be paid in early January. e. The Supplies account shows a balance of $1,300, but a count of supplies reveals only $300 on hand at year-end. f. Depreciation on the building for the current year is $5,000