Consider the following events. Compute the net cash flow from investing activities (parentheses indicate an outflow). . Cash of $56,000 was used to purchase a used truck. Cash of $40,000 was used to retire bonds. Cash of $25,000 was received from the sale of an investment at a loss. . Cash dividends of $14,000 were received from an investment. Plant assets were depreciated $6,000, under the straight-line method $25,000 ($47,000) ($ 7,000) O ($31,000)