Answer:
B) 13.4%
Explanation:
In this question, we apply the Capital Asset Pricing Model (CAPM) formula which is shown below
Expected rate of return = Risk-free rate of return + Beta × (Market rate of return - Risk-free rate of return)
The (Market rate of return - Risk-free rate of return) is also known as market risk premium
So, the expected return on portfolio A would be
= Risk free-rate of return + (Beta of factor 1 × risk premium + Beta of factor 2 × risk premium + Beta of factor 2 × risk premium)
= 3% + (0.8 × 3% + 1.1 × 5% + 1.25 × 2%)
= 3% + 2.4% + 5.5% + 2.5%
= 13.40%