A fire has destroyed a large percentage of the financial records of the Carter Health System. You have the task of piecing together information to prepare a financial report. You have found the profit margin to be 6.4 percent. If sales were $3 million on total assets of $2 million, and the amount of debt financing was $900, 000, what was Carter's return on equity (ROE)? Select one: a. 9.6 percent b. 19.0 percent c. 17.5 percent d. 21.6 percent e. 25.8 percent