In his speech about drinking and driving, James told the story of what happened to three friends of his. He went into detail about how they had been partying, how they wouldn't let anyone sober drive them home, and how their lives ended when the car they were in wrapped around a tree in the middle of the night. What kind of supporting material did James use in his speech? a. a statistic b. an extended illustration c. a brief illustration d. expert testimony

b. an extended illustration

Explanation:

An extended illustration is a supporting material which includes examples or stories, that are long and well detailed, which relates to the points you are trying to pass across to your audience.  

An extended illustration helps in getting the attention of your audience and enabling them to understand the idea you are trying to project in a compelling and emotional manner.

The kind of supporting material James used in his speech, as stated in the question above, can be referred to as an extended illustration.

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