1. Consider the following strategy: sale of one call with the exercise price X1 = $75 for $6, sale of one call with the exercise price X2 = $80 for $4, buy of one call with the exercise price X3 = $70 for $9, and buy of one call with the exercise price X4 = $85 for $2. (40 points)
2. Graph the profit diagram to this strategy.
3. What is the maximum profit of a trader?
4. What is the maximum loss?
5. What is the name of this strategy?
6. What is a trader betting on when he/she is employing such a strategy?

Please show work