It seems that you missed the given choices of the question above; but anyway, here is the correct answer. The correct answer would be RHETORIC. When you are able to convince your principal to cancel an assembly because of a political concern, this situation is an example of a rhetoric. Rhetoric is defined as the art of persuasion by using effective written, spoken or visual language.
Answer:
It was to enforce the laws established by great Britain
The corruption within the communist Chinese government, lack of freedom of speech, press, and restriction on political participation. Inflation and the democratic movement in Eastern Europe are triggers of the incident.
The invention of the lightbulb allowed factories and mills to stay open longer and work through the night. Hope it helps :)