5) Suppose security C has a payoff of $600 when the economy is weak and $1800 when the economy is strong. The risk-free interest rate is 10%. a. security C has the same payoffs as what portfolio of the securities A and B in the following: A B b. what is the no-arbitrage price of security C ? c. what is the expected return of security C if both states are equally likely? What is its risk premium? d. what is the difference between the return of security C when the economy is strong and when it is weak? 5) Suppose security C has a payoff of $600 when the economy is weak and $1800 when the economy is strong. The risk-free interest rate is 10%. Security C has the same payoffs as what portfolio of securities A and B in the following: a. what is the no-arbitrage price of security C ? b. what is the expected return of security C if both states are equally likely? What is its risk premium? c. what is the difference between the return of security C when the economy is strong and when it is weak