The above question requires a personal answer for that reason, I cannot answer it for you, but I will show you how to answer it.
First, you must know that an informative speech aims to inform and explain something to the public.
In this case, to fill in the blank shown in the sentence above, you must think of a subject that you are interested in explaining and showing information to an audience.
Within this speech, you can apply the techniques to draw attention as follows:
You can find out more about how to write a speech at the link:
https://brainly.com/question/1299739