Answer:
The excerpt shown above is structured into a series of rhetorical questions, to reinforce the cause and consequence structure of Henry's speech.
What is textual structure?
It is the way the text is organized.
It is the sequence of information organized in a meaningful way in a text.
Henry's speech takes on a cause-and-effect structure, where he reinforces the causes of the American revolt against England and its abusive rule. Henry does this to encourage the public to recognize the problems England has caused in America.
The text above reinforces the goals of this textual structure, as Henry poses a series of rhetorical questions that stimulate the audience's thinking and allow them to recognize that they must fight.