Bob contributed to AIphaBeta Corporation a building with an adjusted basis to Bob of $50,000 and a fair market value of $150,000
that was subject to a mortgage of $120,000 in exchange for 50 percent of the voting common stock (the only class of stock) of the
AIphaBeta Corporation.
The AIphaBeta Corporation will assume the mortgage on the building. As part of the same transaction, contributed to AIphaBeta Corporation cash of $30,000 in exchange for the other 50 percent of the voting common stock of AIphaBeta Corporation. Which of the following Code Sections is or are relevant to the determination of whether or not Bob recognizes gain or loss on this transaction?