b$)$ Verify Sweet Dreams Corp$$s ROE using the Du Pont method $($Analysis $4$ pts$).$ c$)$ Using the Altman$$s model for privately held firms and public ones, calculate the Z$-$score for Sweet Dreams Corp. Assume that the market value of Sweet Dreams Corp. is $$1,200,000.($Identify and Access Needed Information $4$ pts$).$ d$)$ Calculate Sweet Dreams Corp.$$s economic profit for these years and compare it to net income. Assume that the weighted average cost of capital is $12\%($Identify and Access Needed Information $4$ pts$).$