Selected 10-K financial information for the ABC Company:

Selected Accounts	FY 2020	FY 2019	FY 2018	FY 2017
Net Sales/Revenue	$ 970,500	$ 980,500	$ 900,000	$1,150,000
Operating Expenses	$ 170,200	$ 167,665	$ 155,700	$ 187,600
Net Profit	$ 171,115	$ 163,497	$ 143,990	$ 196,400
Total Assets	$ 1,969,700	$ 1,421,800	$ 2,516,200	$2,552,900

(a) Please compute the DuPont Return on Asset (ROA) ratios for FY 2020, FY 2019, and FY 2018. All calculations must be 2-decimal places (20%)

(b). Without competitors and industry index, or additional research, please provide 2 possible reasons for the ratio trends between FY 2019 to FY 2020. One trend should be focus on the Net Profit Margin change and the other on the Total Asset Turnover change. Pleaserespond in over 100-words (10%).

(c) Without competitors or industry index comparisons, and based on the changes in ROA from FY 2018 to FY 2020, do you believe the company's management is doing a great job of creating values for the company's investors and shareholders? Please explain in over 150-words (5%)