use the following information to compute profit margin for each separate company a through e. a.net income 5,390 net sales 44,830 B. net income 87,644 net sales 398,954 C. net income 93,385 net sales 257,082 D. net income 55,234 net sales 1,458,999 E. net income 70,158 net sales 435,925 Which of the five companies is the most profitable according to the profit margin ratio? Interpret that company's profit margin ratio