Problem $9-5$ Dominant Portfolios $($LG$9-6)$

Determine which one of these three portfolios dominates another. Name the dominated portfolio and the portfolio that dominates it$.$ Portiolio Purple has an expected return of $9$ percent and risk of $23$ percent. The expected return and risk of portfolio Blue are $12$ percent and $22$ percent, and for the Yellow portfolio they are $10$ percent and $28$ percent

Portfolio Yellow dominates portfolios Purple and Blue.

Portfolio Purple dominates portfolios Blue and Yellow.

Portfolio Blue dominates portfolios Purple and Yellow.