Be sure your answer is complete and include any relevant diagrams and examples. 3 paragraphs minimum.

Since the 1980s the United States has been "getting tough" on crime by sending more criminals to prison and increasing the lengths pf prison sentences. Briefly explain the four functions of a prison sentence. Is it a good idea to sentence prisoners to longer terms even though this may lead to prison overcrowding? Why or why not? What are the benefits and costs to society from this practice?