Answer: The Zone of Proximal Development
The zone of proximal dev is the difference bet what a kid can do with help and what they can do without help. Vygotsky found that a child follows the adult example and learns to do things independently in stages, this is referred to a scaffolding.
to stimulate the economy while decreasing unemployment
The answer is three types
I think it was a typo and you meant "buy" not "but"
and they would be happy because this means that the company is planning to increase the production, which would likely lead to a renewed or increased empowerment of people.