5) When calculating the present value of either a future single sum or a future annuity, the applicable interest rate is usually called the A) yield to maturity. B) compound interest rate. C) internal rate of return D) discount rate. 6) Melissa owns the following portfolio of stocks. What is the return on her portfolio? A) 8.0 % B)9.0 % C) 9.8% D) 109% 7) The statement A portfolio ?s less than the sum of its pans. means: A) t is less expensive to buy a group of assets than to buy those assets individually. B) portfolio returns will always be lower than the returns on individual stocks. C) diversified group of assets will be less volatile than the individual assets within the group. D) for reasons that are not well understood the value of a portfolio is less than the sum of the values of its components 8) in the real world, most of the assets available to investors A) tend to be somewhat positively correlated. B) tend to be somewhat negatively correlated. C) tend to be uncorrelated D) tend to be either perfectly positively or perfectly negatively correlated