Why was 50th anniversary of the liberation of Auschwitz important?

What statement about risks in social and behavioral sciences research is most accurate: anonymizing data effectively manages the risk of creating emotional distress. risks are specific to time, situation, and culture. there are never any risks. if a study offers potential benefits, it is not necessary to minimize risks.

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.

How can i cope with anxiety/stress ? i need the best ways.