Which statement about riski TRUE? Select one O . If you add enough randomly selected stocks to a portfolio, you can completely eliminate all of the market risk from the portok b. If you believe the stock market is about to rise sharply, you should sell your high.beta stocks and buy low beta stocks in order to take advantage of the expectat del move O c. A portfolio that consists of all stocks in the market would have a required return that is equal to the risk free rate d. An investor can eliminate virtually all diversifiable risk if he or she holds a very large, wel diversified portfolio of stocks