Stephan is 5 years old, and is able to put moderate-sized jigsaw puzzles together with the help of his older brother. If he tries to do the puzzle on his own, he will usually be unsuccessful. According to Lev Vygotsky, putting together these puzzles falls in Stephan’s.

A. zone of optimal development
B. zone of proximal development
C. schema of preoperational development
D. range of accommodation

Zone of proximal development

Explanation:

Zone of proximal development is a stage in a child's development, where the child is provided support to perform a task. It is a level in a child's development which is between the actual development and potential development. This joint learning activity is usually between the child and an older person, who acts as an educator.

Stephen had unsuccessful attempts in assembling the moderately sized jigsaw puzzles on his own and with the help of his older brother he assembled it. Here Stephen engages in joint activity with the brother to solve the puzzle and he falls in the zone of proximal development

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; provide for the common defense: