Motorsports of Miami, Inc., reported the following financial statements for 2021: (Click the icon to view the income statement.) (Click the icon to view the comparative balance sheets.) Calculate the following investing cash flows; enter all amounts in thousands. a. Acquisitions of plant assets (all were for cash). Motorsports of Miami sold no plant assets during the year. b. Proceeds from the sale of investments. Motorsports of Miami purchased no investments during the year.