The following partial stockholders' equity information was found on the balance sheet of the Dallas Company as of December 31, 2020. Preferred stock; cumulative: 10%. $50 par value; 20,000 shares authorized; 8,000 shares issued and outstanding Common stock: $_?_ par value; 200,000 shares authorized; 20,000 shares issued: 15,000 shares outstanding Additional paid in capital On preferred stock On common stock Total paid in capital Retained earnings Treasury stock. 22 common shares at cost. $10 per share Total stockholders' equity What is the average per share price of the preferred stock? Select one: O a. 75.00 b. 62.50 c. 81.25 d. 50.00 $100,000. 250,000 480.000 120,000