Answer:
b. gains or losses on fixed assets
Explanation:
Operating activities: It includes those transactions that affect the after-net income working capital. It would deduct the increase in current assets and a decrease in current liabilities, while adding the decrease in current assets and an increase in current liabilities.
It would manage those adjustments in working capital. In addition, the depreciation costs are added to the net income and the loss on the sale of assets is added, while the profit on the sale of assets is deducted