Which of the Following Was NOT Discussed by the Authors

Which of the following was NOT discussed by the authors as stylistic devices or "tips" to consider when writing the research report?

A) Prepare the appendix in a smaller font than that used for the report.
B) Begin paragraphs with topic sentences.
C) Use jargon sparingly.
D) Proofread,but not aloud;reading aloud takes away from the concentration necessary to properly proofread.
E) Vary the length and structure of sentences and paragraphs.