He declared resistance to British salt policies to be the unifying theme for his new campaign of satyagraha, or mass civil disobedience.
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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Mnemonic technique is the correct answer.
Mnemonic is a very effective memory technique that helps people to remember important words, a list of things or larger pieces of information through association. Martha uses this simple technique by rhyming items, but she could also use humor, exaggeration, and symbols to help her learn and enhance memory.
The answer to this question is Asexual.
Up to this day, many experts still argue whether the cause of asexuality is simply psychological condition that just happen ever since that person born, or whether it's caused by potential damage that happens in our nervous system that drives pleasures when we experience sexual arousal.
The ship was <span>SS Savannah</span>
