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

Multiple Choice

Using the following information,calculate the cash flow from operating activities:
Cash from trade receivables £80,000,cash sales £30,000; depreciation expense £3,000; rent paid £2,000

A) £105,000 net cash inflow from operating activities
B) £110,000 net cash inflow from operating activities
C) £108,000 net cash inflow from operating activities
D) £110,000 net cash outflow from operating activities