Which of the following is not a good reason for holding cashrather than marketab

Which of the following is not a good reason for holding cashrather than marketable securities? Cash is held: a. to meet dailybusiness transaction needs. b. to provide the CEO with a travelslush fund. c. when yields on marketable securities are so low thatbrokerage costs would nearly eat up the entire yield. d. to makethe balance sheet look good.