For the year ended December 31, 2008, a corporation had cash flow from operating activities of $20,000, cash flow from investment activities of -$15,000, and cash flow from financing activities of -$10,000. The Statement of Cash Flows would show a A) net increase of $5,000 in cash and marketable securities. B) net decrease of $5,000 in cash and marketable securities. C) net decrease of $15,000 in cash and marketable securities. D) net increase of $25,000 in cash and marketable securities