TB in below

ABCCorporation 2021 Statement of comprehensive income ($ in millions)Sales$8,800 Less: Costs5,600 Depreciation900 EBIT2,300 Less: Interest350 EBT1,950 Less: Taxes550 Net Income1,400 Dividends900 Addition to ret. Earnings500

ABC Corporation 2020 and 2021 Statement of financial position ($ in millions) 20202021 20202021Cash$170$110Accounts payable$135$120Accounts rec.500700Notes payable1,2001,400Inventory1,2401,000Current liabilities1,3351,520Current assets1,9101,810Long-term debt2,0052,620Fixed assets2,0003,500Common stock (50 shares)100200 Retained earnings470970Total assets$3,910$5,310Total liab. & equity$3,910$5,310

Which of the following contains the components of the Du Pont identity for the company? Use year-end 2021 values where appropriate. (Total 40 Marks, show me your step by step calculation and reach the final answer of ROE: 40Marks) Analyze through the Du Pont identify, please list the companys major challenge/problem?