Consider a risky portfolio, A, with an expected rate of return of 0.15 and a standard deviation of 0.15, that lies on a given indifference curve. Which one of the following portfolios might lie on the same indifference curve for a risk averse investor?A) E(r) = 0.15; Standard deviation = 0.20.B) E(r) = 0.15; Standard deviation = 0.10.C) E(r) = 0.10; Standard deviation = 0.10.D) E(r) = 0.20; Standard deviation = 0.15.E) E(r) = 0.10; Standard deviation = 0.20.