From the given options, the surveys, tests related to education, and unidentified questionnaires all belong to exempt research.
The fourth option is the correct answer.
<h3>What is meant by research?</h3>
Research is defined as the analysis of facts by examining the sources and available material about any topic.
Exempt research is one of the methods that focus on the study of human-related concepts where there is a minimum or no risk involved. The categories which are treated as exempt research can be education concepts, surveys, interview processes, federal-related research, food and taste studies, etc.
<u>Question's missing part:</u>
The following are the options related to the given question:
1) fraudulent research
2) non-ethical research
3) laboratory research
4) exempt research
Therefore, the provided categories are considered to be exempt research.
Learn more about the research in the related link:
brainly.com/question/18723483
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Mountains the tough incline created tough treks
Answer: C. The Supreme Court’s decision benefited the slave owners and said that slaves were not citizens
Explanation:
Dred Scott v. Sandford (1856) was a Supreme court case whereby the court decided that blacks shouldn't be given American citizenship and the constitutional rights that are enjoyed by American citizens doesn't apply to them.
The court ruled that slaves were just properties of their owners and that they shouldn't become citizens. Therefore, the Supreme Court’s decision benefited the slave owners.