How does scarcity of resources affect the nations of the world? ⊝ It causes nations to develop tax laws.

⊝ It causes nations to trade with one another.

⊝ It decreases the need for nations to develop technology.

⊝ It decreases the need for nations to work together peacefully.

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.

What policy did "jim crow" laws put in place? black codes integration segregation 2. the supreme court case that established the doctrine of "separate but equal" was dred scott v. sandford plessy v. ferguson brown v. board of education 3. the supreme court case that overturned the doctrine of "separate but equal" wasdred scott v. sandford plessy v. ferguson brown v. board of education

Which of the following best summarizes the idea represented by this graph?