Using the Following Information,calculate the Cash Flow from Investing Activities

Multiple Choice

Using the following information,calculate the cash flow from investing activities:
Disposal of fixed assets for £9,000,with a gain of £1,000; purchase of machine for £11,000; pay-off mortgage £3,000; dividends paid £20,000

A) £4,000 net cash outflow from investing activities
B) 24,000 net cash outflow from investing activities
C) 5,000 net cash inflow from investing activities
D) 5,000 net cash outflow from investing activities