Can someone please explain why this answer is true

Tools Help Mode Delay Q TFC TVC AFC AVC TC ATC MC 08,5000 1 8,500 4,000 8,500 4,000 2,500 12,500 4,000 2 8,500 8,800 4250 4400 7300 8,650 4800 3 8,500 14,520 2833 4,840 23,020 7,673 5,720 4 8,500 21,296 2125 5,324 29,796 7449 6,776 5 8,500 29,282 1,700 5,856 37,782 7,556 7,986 6 8,500 38,652 1417 6,442 4,152 7,859 9,370 8,500- Given the cost structure in the table above, if the per unit market price is at 7,400 or less, the firm should most Mey shut down in the short run. shut down in the long run operate profitably by producing 4 units