Brown Corporation has 1,000 shares of common stock outstanding. Bob owns 300 of the shares, Bob's mother owns 300 shares, Bob's daughter owns 50 shares, and Bob's sister owns 50 shares. Black Corporation owns 200 shares. Bob owns 70% of the stock in Black Corporation. a. Applying the stock attribution rules applicable in the case of a stock redemption, how many shares does Bob own in Brown Corporation? b. Assume Bob owns only 45% of Black Corporation. How many shares does Bob own, directly or indirectly, in Brown Corporation? c. Assume Bob owns 40% of BZ Partnership and that the partnership owns 100 shares in Brown Corporation. How many shares does Bob own in Brown Corporation assuming the same facts as in a., above, augmented by BZ's ownership of Brown shares? Please show all computations