The correct answer is conservation of number
According to Piaget's theory, when the child has no notion of conservation, that is, when he does not believe that there may be different configurations for the same object, he is going through the preoperative period or early childhood, which occurs from 2 (two) at 7 (seven) years.
Reading a single review of a movie can be informative, but reading a synthesis of many reviews of the same movie can be much more informative about the effect the movie had across many individuals. This notion is analogous to the research strategy known as meta- analysis.
Answer: Social activist work to promote, guide, or impede changed in government or business policies and influence actions of individuals or groups. They build connections among groups and communities and disseminate information on specific issues to create awareness and influence social change.
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