8. which of the following must a designer be aware of when planning the design of a document? a. the professional printer to be used b. the retail and wholesale prices of a document c. the intended audience d. the person who wrote the document 9. an ideal line length would include how many characters? a. 40–55 b. 65–70 c. 100 d. 100–125 10. a style manual can be described as a/an a. printed sheet that details a document's typefaces, point sizes, column width, margin dimensions, heading, and subhead specifications. b. electronic tool that assures consistency in the way things are said and done in desktop publishing documents. c. dictionary containing terms for particular fields, such as science, computers, engineering, or medicine. d. reference book that guides the reader in applying accepted principles of usage in a specific field.