Answer: (C)
Explanation:
The Scaffolding it's a method created by the sovietic psychologist Lev Vygotsky and this one was used to improved children learning, the stimulation and is part of 'developmental psychology' used to provide children tools and helps andake them to think about solving problems throught the information they have obtained, It became popular in 1976 with the publication of 'The totor paper in the resolution of problems'.