i want to know question4

On capital structure theory: (1) What is optimal capital structure? Why is it relevant to firm value? (2) Introduce MM (1958) proposition and I under assumption of complete capital market. (Modigliani, Franco, and Merton H. Miller, The Cost of Capital, Corporation Finance and the Theory of Investment, American Economic review, June 1958, 48, 3, 261-297.) (3) Introduce MM (1958) proposition I and II with corporate taxes. (4) Introduce examples of market incompleteness and show what will happen to capital structure with market incompleteness. (Modigliani, Franco, and Merton H. Miller, Corporate Income Taxes and the Cost of Capital: A Correction, American Economic Review, June 1963, 53, 3, 433-443.). Use the following table. Perfect capital markets Realities and expected outcomes Perfect competition Firms and investors can borrow/lend at the same rate Equal access to all relevant information (without informational asymmetry) No transaction costs No taxes Without costs of financial distress Without agency costs the characteristics of of dividends and explain