During the soviet era, which place served as a repository for political dissidents and troublemakers?

Following Czarist repressive traditions, Soviet dissidents, "troublemakers" and innocent victims of repression were sent to Siberia. That practice, with varying degrees of consistency, went on until the 1980s. The imprisonment of Russian oligarch Mikhail Khodorkovsky, who served his sentence in a prison in Siberia, shows that the practice continues today.  

Explanation:

answer: the risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

explanation: