18. A company has computed that their "ROT" is.28. Which of the following statements is the best interpretation of these results? a. $.28 of every $1 invested in controllable assets is controllable income. b. $.28 of every $1 made in controllable revenue is controllable income. c. Every S1 invested in controllable assets gencrates $.28 in controllable revenue. d. Every Si invested in controllable assets generates $.28 of segment margin. 19. A company has computed that their "MARGIN" is .12. Which of the following statements is the best interpretation of these results? a. S. 12 of every S1 invested in controllable assets is controllable income. b. S.12 of every $1 made in controllable revenue is controllable income. c. Every Si invested in controllable assets generates S. 12 in controllable revenue. d. Every Si invested in controllable assets generates 5.12 of segment margin. 20. A company has computed that their "TURNOVER" is 3. Which of the following statements is the best interpretation of these results? a. For every S3 of controllable revenue, 51 of controllable income is generated. b. For every S3 invested in controllable assets, $1 in controllable income is generated. c. For every $1 invested in controllable assets, S3 in controllable revenue is generated d. For every S3 invested in controllable assets, S1 in controllable revenue is generated