(4) Two unrelated individuals, Aaron & Burr, own the stock of ABC Corporation. ABC redeems all of Aaron's stock in a transaction that fits within the provisions of $302(a). ABC had earnings and profits equal to $80,000. The corporation's assets have a fair market value equal to $400,000 and liabilities equal to $280,000. (a) What is the proper amount, if any, of the reduction of ABC's earnings and profits if Aaron received a $60,000 check in exchange for her ABC stock? (b) What is the proper amount, if any, of the reduction of ABC's earnings and profits if the corporation's assets were worth $340,000, and Aaron received $30,000 in exchange for his X Corporation stock?