Use the following information for Questions 11 until 13: A company that makes organic fertilizer has supplied the following data: 11. The company's margin of safety in units is dosest to: A. 115,128 B. 16,111 C. 168,986 D. 100,444 12. The company's unit contribution margin is closest to: A. $4.50 B. $6.90 C. $3.60 D. $4.20 13. The company's degree of operating leverage is closest to: A. 1.27 B. 26.90 C. 3.45 D. 12.41