According to Gerhard Lenski (1966), in advanced industrial societies what reduces the polarization between the owning and working classes

Chris would like to conduct a study on the effectiveness of a new substance-abuse treatment program. he has a sample of participants go through the program and he uses as a comparison group people who did not volunteer for the program but were eligible. chris has used a(n) design for his study.

Explain in detail the events that led to the fall of the soviet union. explain the importance of the foreign policy shift from brinkmanship to détente during the cold war. be sure to include evidence to support your answer describe the challenges to nation-building that exist in africa today .

What words in the preamble to the constitution reflect the principle of popular sovereignty