Which statement about portfolio diversification is correct?

A. Proper diversification can eliminate systematic risk.
B. The risk-reducing benefits of diversification do not occur meaningfully until at least 50-60 individual securities have been purchased.
C. Because diversification reduces a portfolio's total risk, it necessarily reduces the portfolio's expected return.
D. Typically, as more securities are added to a portfolio, total risk would be expected to decrease at a decreasing rate.
E. None of the statements are correct.


D. Typically, as more securities are added to a portfolio, total risk would be expected to decrease at a decreasing rate.

Diversification can eliminate only nonsystematic risk; relatively few securities are required to reduce this risk, thus diminishing returns result quickly.

Business

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An adjusted trial balance is given below.


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