Stocks A, B, and C have the same expected return and standarddeviation. The following table shows the correlations between thereturns of these stocks.
StockA StockB StockC
StockA 1
StockB 0.9 1
StockC 0.1 -0.4 1
Given these correlations, the portfolio constructed from these stocks having the lowest risk is a portfolio:
a. Equally invested in stocks A and B
b. Equally invested in stocks A and C
c. Equally invested in stocks B and C
d. Total invested in stock C.