Choice "B" is correct. The corporation generally deducts its liquidation expenses (i.e., filing fees, professional fees) on its final tax return.
Choice "a" is incorrect. These expenditures are deductible by the liquidating corporation, not its shareholders.
Choice "c" is incorrect. These expenditures are ordinary deductions, not capital losses.
Choice "d" is incorrect. These expenditures are deductible by the liquidating corporation, on its final tax return.