Which idea is a fundamental principle of the articles of confederation? a. free speech for private citizens but not law makers b. sovereignty and independence of the states c. citizens giving up state citizienship to gain national citizenship d. concentration of power in the central government

One common educational practice is to chart students' progress over time so that students can see their own improvement. these progress charts often lead to higher student achievement in the absence of other observable forms of reinforcement. the effectiveness of such charts in changing behavior illustrates the role of reinforcement as:

China wants to take control over social media in which other region? question 4 options: taiwan chile japan hong kong

Which of the following best describes the reason the state department is interested in foreign exchange programs?