Which of the following examples best represents a geographic study at a small scale? a. shifting weather patterns resulting from El Nino b. global challenges resulting from increased carbon emissions c. the decline of native fish species in the Great Lakes d. the effects of global warming on marine ecosystems Please select the best answer from the choices provided. A B C D Mark this and return

Which of the following are ways that people in democracies can take part in politics and gonverments

In which way did ancient rome influence and unify medieval europe? (1 point) medieval guilds were inspired by roman ones. latin endured as the language of everyday life. roman slavery was a model for feudalism. rome continued as the center of the church.

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.