Which of the following alternatives statements is correct regarding the analysis and interpretation of the financial statements of Stellenson Limited for the year ended 28 February 2023? a. In comparison to the previous financial year, the financial leverage has improved. b. In comparison to the previous financial year, the return on assets has deteriorated. c. In comparison to the previous financial year, the return on assets has remained constant. d. In comparison to the previous financial year, the profit margin has improved