Question: Stocks A, B & C have the same expected return and standard deviation. The correlations between the returns of these stocks are shown in the

Stocks A, B & C have the same expected return and standard deviation. The correlations between the returns of these stocks are shown in the table below.

Stock A

Stock B

Stock C

Stock A

+1.0

Stock B

+0.87

+1.0

Stock C

+0.16

-0.42

+1.0

Given these correlations, the portfolio constructed from these stocks having the lowest risk is a portfolio:

a. Equally invested in stocks A & B

b. Equally invested in stocks A & C

c. Equally invested in stocks B & C

d. Totally invested in stock C

Explain your answer

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