The three categories of a? firm's statement of cash flows are? ________. A. cash flow from operating? activities, cash flow from noncash? activities, and cash flow from financing activities B. cash flow from operating? activities, cash flow from investment? activities, and cash flow from noncash activities C. cash flow from equity? activities, cash flow from investment? activities, and cash flow from financing activities D. cash flow from operating? activities, cash flow from investment? activities, and cash flow from financing activities