The Hamada Company sales for 2011 totaled $150,000 and purchases totaled $95,000. Selected January 1, 2011, balances were: accounts receivable, $18,000; inventory, $14,000; and accounts payable, $12,000. December 31, 2011, balances were: accounts receivable, $16,000; inventory, $15,000; and accounts payable, $13,000. Net cash flows from these activities were:
A. $74,000.
B. $45,000.
C. $58,000.
D. $55,000.