Travis Company Reported a Profit for 20X2 of $20,000, Building

Travis Company reported a profit for 20X2 of $20,000, building depreciation expense of $6,000, and amortization expense (patent) of $5,000. Also, trade payables increased by $7,000 and inventory decreased by $2,000. What was the amount of "cash flows from operating activities" for 20X2?

A) $34,000.
B) $35,000.
C) $36,000.
D) $40,000.