The security market line (SML) is: a) the line that represents the expected return-beta relationship.
b) All of the options.
c) also called the capital allocation line.
d) the line that describes the expected return-beta relationship for well-diversified portfolios only.
e) the line that is tangent to the efficient frontier of all risky assets.

a) the line that represents the expected return-beta relationship

Explanation:

The security market line simply refers to a line that is drawn on a chart and it is simply a representation of capital asset pricing model as it shows the expected return-beta relationship.

The graphical representation depicts the risk of the securities, against their expected return. Therefore, the correct option is A.

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