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An investment manager is looking at ten possible stocks to include in a client’s portfolio. In order to achieve the maximum efficiency of the portfolio, the manager must: A. include all ten stocks in the portfolio in equal amounts. B. include only the stocks that have the lowest volatility at a given expected rate of return. C. find the combination of stocks that produces a portfolio with the maximum expected rate of return at a given level of risk. D. exclude any of the stocks that are negatively correlated with each other. |