Question

When you give an oral report, why should you use vocabulary related to your topic?

It will help you remember what you’re supposed to say.
Your listeners will believe that you know a lot about the topic.
Some of your listeners will get bored if you don’t.

Answer 1

b/c it will help the topic stay on point. so a

Answer 2

You should use vocabulary related to your topic because it engages audience members and it makes it seem you care about the presentation.

Step-by-step explanation:

hope this helps :)