1.X Company's financial records showed the following during 2015:

Payments made for office supplies$60,000 Insurance premiums receipts$500,000

Office rental revenues$425,000Wages & salaries expense$130,000

X follows the accrual basis of accounting.The following were taken from X's balance sheets:

12-31-1512-31-14

Office rental receivables$39,000$40,000

Insurance premiums receivables40,00033,000

Prepaid office supplies17,00011,000

Prepaid insurance expense9,0004,000

Wages & salaries payable18,00021,000

Office supplies payable8,00010,000

Unearned insurance premiums22,00019,000

Unearned office rental revenue3,00012,000

a.What was office supplies expense during 2015?

b.What were wages & salaries payments during 2015?

c.What were insurance premiums revenues during 2015?

d.What were office rental receipts during 2015?