In each of the following independent situations, determine if the redemption of shares will be treated as an exchange or as a distribution. For situations 1−2, the ownership of a corporation is: Situation 1: The corporation redeems 100 shares of stock held by Barb. Situation 2: The corporation redeems 80 shares of stock held by Cindy. Situation 3: The corporation redeems 60 shares of stock held by Andy. Situation 4: Same facts as Situation 1 except Andy is Barb's father. To answer this be sure to first review the "Attribution Rules" discussion in Chapter 18 of the textbook.