Jana placed a stop-loss to sell 500 shares of stock at $90 a share today. Which of the following does Jana know for sure? I. Her order will be executed but the time of execution is unknown. II. Her order may never be executed. III. She will no longer own 500 shares of stocks if the stock price falls below $90 at any point during the trading hours. Group of answer choices I and II only II only I only II and III only I, II and III