The charter issued by the government allows a corporation to issue 90,000 shares of common stock. The corporation sold 55,000 shares and bought back 10,000 shares. Based on this information, how much is the corporation authorized shares of stock? O a. 10,000 shares O b. 45,000 shares O c. 90,000 shares O d. 55,000 shares The charter issued by the government allows a corporation to issue 90,000 shares of common stock. The corporation sold 55,000 shares and bought back 10,000 shares. Based on this information, how much is the corporation authorized shares of stock? O a. 10,000 shares O b. 45,000 shares O c. 90,000 shares O d. 55,000 shares