Both portfolios A and B are well diversified and fairly priced. All portfolios are well diversified. Suppose another portfolio C is well diversified with a beta of 1.5 and expected return of 1596. You must provide detailed calculation to receive credits. Portfolio E(r) Beta A 5% o B 13% 1.0 A) Based on the CAPM model, would an arbitrage opportunity exist? Must explain why? (3 points)