Classify each item as an operating, investing, or financing activity. Assume all items involve cash unless there is information to the contrary. (a) Purchase of equipment. choose the type of cash flow activity (b) Sale of building. choose the type of cash flow activity (c) Redemption of bonds. choose the type of cash flow activity (d) Cash received from sale of goods. choose the type of cash flow activity (e) Payment of dividends. choose the type of cash flow activity (f) Issuance of capital stock. choose the type of cash flow activity