Correct Answer - Option 1 : Lev Vygotsky
Lev Vygotsky', a Soviet psychologist, has propounded the "Socio-cultural Theory". This theory implies the idea that social interaction plays a crucial role in the development of a learner's cognitive ability.
According to Vygotsky, social interaction is the primary cause of cognitive development as his theory emphasizes that children learn through interaction and collaboration with skilled and knowledgeable people.
In fact, as per Vygotsky’s sociocultural perspective, interaction with adults and abler peers is influencess language development