1. At a discount rate of 10%, which of the following would be preferred by an investor a. Alump sum of $55,000 to be received at the end of five years. b. $4,000 at the end of every year for the next twenty-two years. A growing cash stream with fursforaste now soso and a growth rate of 8%. d. A perpetuity of $3,000 per year. C