Who is the power behind the world system of things? say it in a sentence

For each of the following examples of data, determine which scale of measurement is used. a) the number of miles joggers run per week. b) the starting salaries of graduates of mba programs c) the months in which a firm's employees choose to take their vacations. d) the final letter grades received by students in a math course.

How and to what extent did the enlightenment thinkers challenge social and political aspect of the world in the 1700s?

The country of france is bordered by which two large countries