What is the definition of a common union?

Which country experienced a noncommunist revolution for independence in the years after world war i?

Synthesizing new ideas from a speaker with what one already knows about the subject to see if the information makes sense is an example of a.questioning and challenging b.identifying differences c. forming a statement d.seeing the boader context

Ahistorian who compares the expansion of political systems to the expansion of economic systems is organizing history by o a. region b. culture c. period d. theme