typed and correct answer please. I ll rate accordingly

Figure QZ6-1 Quantity Total Costs (Hospital days) Price Total Revenue (TC) (TR) Profit 0 $900 $ 200 $900 $ 400 $900 $ 800 $900 $1400 VOULAWN- $900 $2200 $900 $3200 $900 $4400 $900 $5800 $900 $7200 $900 $8600 3. Refer to Figure QZ6-1. Assume the output is days of hospital care. If the hospital is an investor-owned institution, what is the profit-maximizing output level? A) 2 hospital days B) 4 hospital days C) 6 hospital days D) 8 hospital days