Efficient Frontier key featuresWhich statements are true?Check All That ApplyPortfolios on the frontier maximize return for a given risk levelPortfolios on the frontier maximize return for a given risk levelPortfolios on the frontier eliminate all systematic riskPortfolios on the frontier eliminate all systematic riskDiversification can improve the portfolios risk/return profileDiversification can improve the portfolios risk/return profileThe frontier depends only on correlations (not on expected returns or variances)The frontier depends only on correlations (not on expected returns or variances)Any portfolio on the frontier guarantees positive returnsAny portfolio on the frontier guarantees positive returnsPortfolios inside the frontier are inefficient