17. Using the following balance sheet account information: a. construct balance sheets for 2019 and 2020. b. find the net working capital for the years ending 2019 and 2020. c. calculate the change in net working capital for the year 2020. Account Accumulated depreciation Accounts payable Accounts receivable Cash Common stock Inventory Long-term debt Plant, property, and equipment Retained earnings 2019 3,000 7,000 3,500 2,000 2,000 1,200 4,000 9,000 1,600 2020 3,900 5,400 4,550 2,600 2,001 1,560 6,000 11,700 5,010