<u>Demonstration speech is the speech that is delivered by the speaker to teach his/her audience about how's. In this speech, the speaker teaches how to complete or fulfill a purpose. In this speech the speaker, demonstrate how the purpose can be fulfilled. </u>
In the given question, the statement that reveals demonstration speech is option A. Because the speaker is teaching his/her audience on how to fill out paperwork to become a naturalized citizen and also to make his/her audience aware of the complications of the process.
