If beginning cash equaled $10,000 and ending cash equals $19,000, which is true Select one: a. Operating cash flow 4,500; Investing cash flow 9,000; Financing cash flow (4,500) b. Operating cash flow 2,000; Investing cash flow (13,000); Financing cash flow 2,000 c. none of the above d. Operating cash flow 9,000; Investing cash flow (3,500); Financing cash flow (2,500)