Option 1, Lev Vygotsky, is the correct answer because he is the theorist who emphasized the importance of cultural tools in the cognitive development of children. Vygotsky's sociocultural theory posits that cognitive development is largely a result of the child's interaction with their social environment. He introduced the concept of the "Zone of Proximal Development" and argued that learning occurs through the use of cultural tools, such as language, symbols,…Read More