blackboard . Show Timer Question Completion Status: QUESTION 7 Kesha is planning to save $72 every quarter for 7 years. She plans to make her first quarterly contribution to her account later today. If she expects to have $6,249.59 in her account in 7 years from today, then what is the EAR that she expects to earn on her account? a. 28.12% (plus or minus 0.05 percentage points) b.31.23% (plus or minus 0.05 percentage points) c. 33.59% (plus or minus 0.05 percentage points) d. 33.25% (plus or minus 0.05 percentage points) The correct answer is 0.00% or a negative number, or the correct answer is a positive number, but none of the above is within 0.05 percentage points of the correct answer e QUESTION 8 Some of a portfolio consists of stock A, which has an expected return of 15.1% and a standard deviation of returns of 26.1%, and the rest of the portfolio consists of stock B, which has an expected return of 15.1% and a standard deviation of returns of 26.1%. If the returns of stock A and stock B do not move perfectly together in the same direction the same relative amount, then which one of the following assertions is true? Assume that the portfolio has at least some stock A and some stock B. The question can not be answered wghout more specific information on how much of the portfolio consists of stock A and how much consists of stock B b. The expected return of the portfolio is not 15.1% and the standard deviation of the portfolio is not 26.1% c. The expected return of the portfolio is not 15.1% and the standard deviation of the portfolio is 26.1% d. The expected return of the portfolio is 15.1% and the standard deviation of the portfolio is not 26.1% a