Suppose the yield on short-term government securities (perceived to be risk-free) is about 4%. Suppose also that the expected return required by the market for a portfollo with a beta of 1 is 12% According to the capital asset pricing model: (Leave no cells blank-be certain to enter "O" wherever required.) a. What is the expected return on the market portfolio? Expected rate of retur b. What would be the expected return on a zero-beta stock? Expected rate of return Sunnose unu consider himinn a chare of stork at anrice of $10 The etn