4. You ptoinvestinskek X, Sack Y, or some onbination ofboth. The following data are relevant PercentPercent Portfolio Portfolio 75 50 25 25 50 75 100 10.0% 10.5% 11.0% 11.5% 12.ons 5.00% 4.95% 5.15% 5.50% 6.00% a Draw a graph of the attainable set of portfolios. Label portfolio points A, B, C, D, E b. Identify the set of portfolio points that represent the efficient frontier (efficient set). c. Suppose a riskless asset and more risky assets are added to the investment possibilities. Draw a new graph that shows the riskless asset, the Capital Market Line, and the efficient frontier Indicate the location of the riskless asset and the point of tangency. Label both axes and the Capital Market Line. (No numerical values or calculations are expected or necessary.)