archer corp has the follwoing account balances listed in alphabetical order accumalated depreciation 21,000, accounts payable 9,500, accounts receivable 14,000, cash 3,000, equipment 43,000, land 19,000, mortage payable 50,000, prepaid insurance 6,500,supplies 1,000, unearned revenue 6,000, wages payable 5,000. Archers long-term assets are:

a. 41,000

b. 17,000

c. 66,500

d. 24,500