Ritter Corporation's accountants prepared the following financial statements for year-end 2019: (Do not round intermediate calculations.) RITTER CORPORATION Income Statement 2019 Revenue $860 Expenses 620 Depreciation 101 Net income $ 139 Dividends $ 119 2019 RITTER CORPORATION Balance Sheets December 31 2018 Assets Cash $ 66 Other current assets 176 Net fixed assets 381 $ 87 192 401 Total assets $623 $680 Liabilities and Equity Accounts payable Long-term debt Stockholders' equity $ 126 151 346 $ 147 167 366 Total liabilities and equity $623 $680 a. What is the change in cash during 2019? b. Determine the change in net working capital in 2019. c. Determine the cash flow generated by the firm's assets during 2019. a. $ 21 b. Change in cash Change in net working capital Cash flow from assets $ -57 c. $ 102