Duane starts his speech by saying, "i’m going to talk to you today about safety. many of us disregard safety precautions, but as chen mention earlier in his speech on how to skateboard, hundreds of injuries every year could be prevented simply by putting on a helmet." ivan has decided to as his attention getter. group of answer choices refer to the occasion refer to recent or historical events refer to previous speeches ask a question.

refer to previous speeches

Explanation:

Duane while giving his speech about safety refers to the previous speech and relates his own speech to it as his attention gette.

Refer to previous speeches strategy -

In many situation, the person has to address one after another and perhaps on the same topic. By referring to previous speeches, the speaker enhance his/her credibility by showing the knowledge gained by previous speech and thus, he/she will have opportunity to either contrast or compare his/her speech to previous speeches. Referring to the previous speech is an important strategy for attention Getting.

answer; the importation of slaves from africa,//   is the correct answer.