Which of the Following Guidelines Does the Book Recommend in Regard

Multiple Choice

Which of the following guidelines does the book recommend in regard to the level of abstraction of language used in a speech?

A) Use high-level abstraction to put pictures in your audience's head.
B) Consistently use low-level abstraction to make your main points clear.
C) Vary the levels of abstraction.
D) Use high-level abstraction more than low-level abstraction.