For each of the following items, indicate whether it would be classified as either an (O) operating activity, an (1) investing activity, a (F) financing activity, or a (N) noncash financing and investing activity. (1) Cash sales. (2) Sale of shares of another company. (3) Signed a note payable (4) Purchased supplies. (5) Paid an account payable. (6) Purchased a warehouse in exchange for company shares. (7) Paid interest on a note payable. (8) Sold treasury shares. (9) Purchased equipment. (10) Purchased shares in another company in exchange for a building