What would be the effect on free cash flows of each of the following items (be sure to include specifically whether "increase" or "decrease/reduce," and by what dollar amount) Explain your answer and why:
a. Purchase of $350,000 of fixed assets
b. Sale of $250,000 of book value fixed assets for a loss of $80,000
c. A $200,000 increase in net working capital
d. Issuance of $500,000 of first mortgage bonds