3. Decompose 2020 and 2019 ROA into the two components (profit margin and efficiency) we did in class. (2 points) 2020 Profit Margin Term: 2020 Efficiency Term: 2019 Profit Margin Term: 2019 Efficiency Term: Relative to 2019, did the two terms of ROA improve or deteriorate. If the term improved, answer "Plus". If it deteriorated, enter "Minus". (1 point) Profit Margin: Efficiency (turnover): 4. Consider the three components of ROE we talked about in class: (1) Profit Margin, (2) Efficiency (Turnover) and (3) Leverage. Which term would change and in what direction if the following occurred. Answer "Plus", "Minus" or "None." (4.5 points) a. Advertising expense decreased. Total assets, total sales and total equity remained constant. Profit Margin: Efficiency: Leverage: b. Total assets increased. Assume sales, net income and total equity remained constant. Profit Margin: Efficiency: Leverage: c. Issued new interest-bearing debt and used the proceeds to pay a dividend. Sales and total assets were unaffected Profit Margin: Efficiency: Leverage