In an efficient market and for an investor who believes in a passive approach to investing, what is the primary duty of a portfolio manager? a. accounting for resultsb. diversificationc. identifying undervalued stocksd. no need for a portfolio manager

Letter B is correct. Diversification.

Explanation:

Diversification in this case is the best option for an investor with this profile. This is because in the passive approach it is considered the price fluctuation information of a stock and the history of its current and future earnings. Therefore, diversification is ideal for this type of investor, because diversifying investments reduces the risk of losses.

answer; ///(c) the way a government controls the supply,availability,and value of money;

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