21. A social network consists of what two basic elements? O Dots and lines O People and positions O People and relationships O People and organizations 24. Which of the following is not a good presentation guideline to follow? O Use an extemporaneous style to present. O Distribute handouts when they will be used most effectively. O Be prepared to adapt to changing situations at any point in the presentation O To rehearse for your presentation, read it at least three times ore you present 25. Using an indirect approach for your writing is usually most desirable for which of the following cases? O Writing a routine email to a fellow worker. O Writing a thank-you letter to a person who interviewed you for a job. O Writing a bad-news message to a dissatisfied customer. O Writing a letter that offers a job to a prospective employee. 26. Creating graphs from spreadsheet data enables managers to see: O Patterns and trends O Trouble spots O Abrupt changes in performance O All of the above 27. If you must leave the table during a luncheon, what should you do with your napkin? O Fold it and leave it beside your plate. O Leave it unfolded beside your plate. O Leave it unfolded on your chair. Take it with you. 28. On a page of text, white space does all but which of the following: O Divides O Frames O Gives visual relief O Introduces 29. Which of the following sentences violates the principle of parallelism? The entrepreneur moved forward slowly and with great care, keeping a careful watch on his expenses. O He was both frustrated with and angered by the committee's insensitivity to pay increases. O You are responsible for arranging air and ground transportation, hotels, and meals. O They indicated that we must either comply with the guidelines or face possible legal charges