What is political system of government

In 1917 ww1 started to happen, and america tried to stay neutral but couldn't. what are the two main reasons america didn't stay neutral during ww1

The authors of the paper "fudging the numbers: distributing chocolate influences student evaluations of an undergraduate course"† carried out a study to see if events unrelated to an undergraduate course could affect student evaluations. students enrolled in statistics courses taught by the same instructor participated in the study. all students attended the same lectures and one of six discussion sections that met once a week. at the end of the course, the researchers chose three of the discussion sections to be the "chocolate group." students in these three sections were offered chocolate prior to having them fill out course evaluations. students in the other three sections were not offered chocolate. the researchers concluded that "overall, students offered chocolate gave more positive evaluations than students not offered chocolate." indicate whether the study is an observational study or an experiment. give a brief explanation for your choice.

Napoleon once said that "a revolution is an idea which has found its bayonets." what was napoleon's take on the french revolution? a. he opposed it because he supported the ideas of king louis xiv. b. he supported it and campaigned for a similar revolution in italy. c. he opposed it because he disagreed with the use of violence against french citizens. d. he supported it and to spread revolutionary ideas in corsica.