1 the use of a variety of data sources (data triangulation) 2  the use of several different researchers (investigator triangulation) 3  the use of multiple perspectives to interpret the results (theory triangulation)  the use of multiple methods to study a research problem (methodological triangulation)
The Articles of Confederation was the United States' first constitution. Proposed by the Continental Congress in 1777, it was not ratified until 1781.
1. Articles of Confederation-a written agreement ratified in 1781 by the thirteen original states; it provided a legal symbol of their union by giving the central government no coercive power over the states or their citizens. 1  Facebook. 2  Twitter.