Conti Company Preparing Adjusting Entries

See attached file for the problem.

On June 30, the end of the current fiscal year, the following information is available to Conti Company's accountants for making adjusting entries:
a. Among the liabilities of the company is a mortgage payable in the amount of $260,000. On June 30, the accrued interest on this mortgage amounted to $13,000.
b. On Friday, July 2, the company, which is on five-day workweek and pays employees weekly, will pay its regular salaried employees $18,700.
c. On June 29, the company completed negotiations and signed a contract to provide monthly services to a new client at an annual rate of $7,200.
d. The supply account shows a beginning balance of $1,615 and purchases during the year of $4,115. The end-of-year inventory reveals supplies on hand of $1,318.
e. The Prepaid insurance account shows the following entries on June 30:
Beginning balance $1,620
January 1 2,900
May 1 3,366

The beginning balance represents the unexpired portion of a on0year policy purchased in April of the previous year. The January 1 entry represents a new one-year policy, and the May 1 entry represents the additional coverage of three-year policy.

f. The following table contains the cost and annual depreciation for buildings and equipment, all of which were purchased before the current year:

Account Cost Annual Depreciation
Buildings $170,000 $7,300
Equipment 218,000 20,650

g. On June 1, the company completed negotiations with another client and accepted an advance of $21,600 for services to be performed in the next year. The $21,600 for services to be performed in the next year. The $21,600 was credited to unearned service revenue.
h. The company calculates that as of June 30 it had earned $4,500 on a $7,500 contract that will be completed and billed in August.

Required:
1. Prepare adjusting entries for each item listed above
2. Explain how the conditions for revenue recognition are applied to transactions C & H.