Which of the following are real assets? 1. A patent. 2. A share of stock issued by Bank of New York. 3. A blast furnace in a steel- making factory. 4. A mortgage loan taken out to help pay for a new home. 5. After a successful advertising campaign, potential customers' belief that FedEx will deliver packages promptly and reliably. 6. An IOU ( owe you") from your brother-in-law. Select one: O a. I only O b. 1,3 & 5 c. 1 and 3 only O d. 3 only Reinvestment means: Select one: a. new investment in new operations. b. additional investment by existing shareholders. c. additional investment in existing operations. d. new investment by new shareholders