8. On any given day, look at ask quotes for 2 call options written on the asset in 3 (a) that has the same maturity date but different strike prices. Which option is most expensive? Use your intuition (see textbook and lecture notes) and try to explain why this is the case. 9. On any given day, look at ask quotes for 2 call options written on the asset in 3 (a) that has the same strike price but different maturity dates. Which option is most expensive? Use your intuition (see textbook and lecture notes) and try to explain why this is the case. 10. State the upper bound of a European call option. 11. Try to understand why the upper bound of a European call option must be satisfies and try to explain it as simple as possible