The relation between the required rate of return and beta is called the:

A) security market line.
B) capital market line.
C) characteristic line.
D) systematic risk.
E) unsystematic risk.

Security Market Line

A representation in finance that shows the relationship between risk (as measured by beta) and expected return of investments, used in the capital asset pricing model.

Capital Market Line

A line used in the capital asset pricing model to depict the rates of return for efficient portfolios depending on the risk-free rate of return and the level of risk (standard deviation) for a particular portfolio.

Characteristic Line

In finance, a line that describes the relationship between the return on an investment and the return on the market as a whole, used in the Capital Asset Pricing Model.