21. Which statement properly uses commas? A. Most importantly, a routine offers a person constancy stability and comfort. B. Most importantly, a routine, offers a person constancy stability, and comfort. C. Most importantly a routine offers a person, constancy, stability and comfort. D. Most importantly, a routine offers a person constancy, stability, and comfort. 22. Which statement avoids slang, clipped language, and clich? A. To keep it short but sweet, u guys need to buckle down and get that report done for Fri. B. Finally, each of you needs to work hard and finish that report for Friday. C. Last but not least, all of you need to push the pedal to the metal and get that report done for Friday. D. In a nutshell, you guys gotta get working and gotta get that report done for Friday.