Respuesta :
Answer:
Using an anecdote is the most effective way of grabbing the audience attention, so the introduction has an effective "hook", but that's what they are intended to be (attention getters), once you captivate the audience is time to move to the point, they generally should be reduced to the first 1 to 4 sentences, or may be 5 sentences of the speech as an introduction, just to intrigue the audience; so if the introduction consist of 1 of 5 pages out of the whole speech, then it's probably too long, with the risk of turning the audience against the speaker, (unless is 1 page with giant font-size).
Thereby the answer is (C.)
Explanation: