The optimal risky portfolio can be identified by finding: The minimum-variance point on the efficient frontier II. The maximum-return point on the efficient frontier and the minimum variance point on the efficient frontier III. The tangency point of the capital market line and the efficient frontier IV. The line with the steepest slope that connects the risk-free rate to the efficient frontier Multiple Choice o I and Il only o II and Ill only o Ill and IV only o I and IV only