1. What trading strategy creates a reverse calendar spread?
2. What is the difference between a strangle and a straddle?
3. A call option with a strike price of $50 costs $2. A put option with a strike price of $45 costs $3. Explain how a strangle can be created from these two options. What is the pattern of profits from the strangle?
4. Use put-call parity to relate the initial investment for a bull spread created using calls to the initial investment for a bull spread created using puts.