Which of the following is a benefit to rapidly expanding cities

One of the observations by someone who was present for roosevelt's speech was, "its clarity, logic, and sincerity struck us." quote one example from the text that you would describe as clear, logical, or sincere. explain the language in your chosen quote correctly, and tell why it can be considered clear, logical, or sincere.

What are some inventions during the han dynasty?

What's the main idea of document 4 in "how democratic was andrew jackson? "