Q19. If the simple CAPM is valid, is any of the following situations possible? Please explain one by one. S1: Portfolio Expected Return Standard Deviation 1 30% 35% 2 40% 35% S2: Portfolio Expected Return Standard Deviation Risk-free 10% Market 18% 24% 20% 22% Q19. If the simple CAPM is valid, is any of the following situations possible? Please explain one by one. S1: Portfolio Expected Return Standard Deviation 1 30% 35% 2 40% 35% S2: Portfolio Expected Return Standard Deviation Risk-free 10% Market 18% 24% 20% 22%