Consider the following situations for Commodores Welding Services:

a. Depreciation on the equipment for the current year is \($2,400\).

b. Each Monday, Commodores Welding Services pays employees for the previous week’s work. The amount of weekly payroll is \($5,600\) for a seven-day workweek (Monday to Sunday). This year, December 31 falls on Thursday.

c. The beginning balance of Supplies was \($2,500.\) During the year, Commodores Welding Services purchased supplies for \($3,000,\) and at December 31 the supplies on hand totaled \($1,700\).

d. Commodores Welding Services prepaid a two full years’ insurance on August 1 of the current year, \($5,280.\) Record insurance expense for the year ended December 31.

e. Commodores Welding Services had earned \($3,200\) of unearned revenue.

f. Commodores Welding Services had incurred (but not recorded) \($150\) of interest expense on a notes payable. The interest will not be paid until February 28.

g. Commodores Welding Services billed customers \($6,000\) for welding services performed.

Journalize the adjusting entry needed on December 31 for each situation. Use the letters to label the journal entries.