By using force to end rebellions during the revolutions of 1848, what idea did european monarchs reinforce?

citizens could have little or no say in the government.
peaceful protests would be more effective than revolts.
revolts were both dangerous and unnecessary.
the monarchy should have more power, not less.

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.

56: 58 the assembly line was a system through which items were mass-produced in a flow.

How did the industrial revolution give an advantage to industrialized european nations over non-industriallized nations?