As a private investor, you can buy a house in Vancouver today for $2 million and sell it in 5 years for $4 million. Suppose there is no rental income or any other expenses during this period, answer the following: a. (2 marks) If the interest rate is 9 percent, do you find this investment opportunity attractive to you? Explain your answer. b. (2 marks) Assume you can earn $200,000 rental income per year. Explain how your answer would change in this case?