The comparative Balance Sheets and Income Statement of a Corporation appear below. A Corporation Income Statement for the Year ended December 31,2020 A Corporation Required: (b) State what caused a change (Increase or Decrease) in Cash balance, making a Statement of Sources and Uses of Cash for 2020 ; (c) Calculate Free Cash Flow for 2020. You will need to make a Statement of Cash Flows for 2020 (the Indirect method)