answer the following:

Which of the following statement(s) is(are) true? 1) The real rate of interest is determined by the supply and demand for funds. II) The real rate of interest is determined by the expected rate of inflation. III) The real rate of interest is unaffected by actions of the Fed. IV) The real rate of interest is equal to the nominal interest rate plus the expected rate of inflation. III and IV only. I only. II and III only. II, III, and IV only. I and III only. Consider the following probability distribution for stocks A and B : The expected rates of return of stocks A and B are and respectively. 13.2%;9% 14%;10% 7.7%;13.2% 13.2%;7.7%