Assume that, when a stock's price is $50, an investor directs a stockbroker to sell the stock if the price drops to $45. The investor also tells the stockbroker not to sell the stock if the price drops below $40. In this case, the investor is issuing a 1. Stop (or stop-loss) order. 2. Market order. 3. Limit buy order. 4. Stop-limit order. 5. Limit sell order