Tall presidential candidates have a better record of winning elections

Mary lists the essential steps in changing the oil of a car on a poster for her demonstration speech. This poster serves to aid Mary's speech by

a. adding persuasive impact to her message. b. adding to Mary's logos by showing her listeners that she is well prepared. c. enhancing listener comprehension and memory. d. defining in detail the points to be covered in the speech.

Narrowing a description from "blue collar worker" to "construction worker" to "bulldozer operator" is an example of using _____

A) ?vague language B) ?specific language C) ?mental pictures D) ?vivid language