15. Crespo Company is authorized to issue 2,000,000 shares of common stock. They issued 500,000 shares of $5 par value stock for $20 per share. They repurchased 100,000 shares at $25 per share. Assuming no shares were retired, what is the number of shares issued?

500,000 shares

1,900,000 shares

400,000 shares

Cannot be determined based on the information given

2,000,000 shares