For each account on this company's balance sheet, show the change in the account during $2018$ and note whether this change was a source or use of cash. $($If there is no action select "None" from the dropdown options. Leave no cells blank $-$ be certain to enter $"$O$"$ wherever required. A negative answer should be indicated by a minus sign.$)$

$\backslash$table$[[,2017,$Sources$/$Uses$,,018],[$Assets$],[$Current assets$],[$Cash$,$$$,4,000,(,$$$,11,280],[$Accounts receivable,,$14,880,\backslash ,,20,400],[$Inventory$,,61,920,,,90,480],[$Total$,$$$,80,800,,$$$,122,160],[$Fixed assets$],[$Net plant and equipment,$$.,239,200,,$$$,357,840],[$Total assets,$$,320,000,,$$$,480,000],[,,,,,],[$Current liabilities$],[$Accounts payable,$$,39,040,,$$$,48,720],[$Notes payable,,$12,960,,,17,280],[$Total$,$$$,52,000,$tat,$$,66,000],[$Long$-$term debt,$$,48,000,,$$$,36,000],[$Owners$\text{'}$ equity$],[$Common stock and paid$-$in surplus,$$,60,000,,$$$,60,000],[$Accumulated retained earnings,,$160,000,,,318,000],[$Total$,$$$,220,000,,$$$,378,000],[$Total liabilities and owners' equity,$$,320,000,,$$$,480,000]]$