Answer:
Swift uses a false premise to create humor.
Explanation:
...traveled to Sacramento for a business meeting.
I would say that how you can tell if your speech is written clear and concise is by making sure your words aren’t misspelled, you use your grammar properly, you don’t go off topic, getting to the point of what you are taking about in a short manner and then going on to explain, make sure your audience can understand the point you are making easily, and chose wise words, get rid “that” and “there is.” Hope this helps..
This excerpt could be considered humorous because of the way in which the events are retell and because of the choice of words. their arrival is portrayed in such a way that the reader might think, it could have a deeper meaning. For example
"<span>It regarded us a while without curiosity but with caution, and after we were seen to be harmless" This might be understood as a fun way of expressing that people were all over them, to check who they were, they pay close attention to these "new people" until they were convinced they are fine. </span>