According to your textbook, how might a speaker clarify the statistics in the following speech excerpt?
"although women are catching up to men in many fields, there is an increasing gender gap in computer science and engineering. the latest statistics from the national science foundation show that the percentage of engineering degree awarded to women feel from 20 percent in 2005 to 18 percent in 2008, and that the percentage of computer science degrees awarded to women feel from 22 percent to 17 percent during the same period."

a. use a visual aid to illustrate statistical trends.
b. avoid technical language.
c. identify the source of the statistics.