a) A trader sells a call option with a strike price of $45 for $7. What is the trader's maximum gain and maximum loss? (2 marks) b) A trader enters into a long forward contract on 100 million yen. The forward exchange rate is $0.0082 per yen. How much does the trader gain or lose in dollars if the exchange rate at the end of the contract is i) $0.0072 per yen? (1 mark) ii) $0.0093 per yen? (1 mark) c) You own a put option on a Brambles share with an exercise price of $12. The option will expire in exactly six months' time. i) If the share is trading at $9 in six months, what will be the payoff of the put? (1 mark) ii) If the share is trading at $18 in six months, what will be the payoff of the put? (1 mark) iii) Assuming that the option costs $0.50, draw a profit diagram showing the profit of the put as a function of the share price at expiration. (2 marks) d) A U.S. company expects to buy 1 million Canadian dollars in six months. Explain how the exchange rate risk can be hedged using a forward contract; and (i) an option. (2 marks)