Which of the Following Behaviors Is Consistent with Vygotsky's Theory

Multiple Choice

Which of the following behaviors is consistent with Vygotsky's theory?

A) When his mother takes him to the grocery store, Tom is well-behaved because he knows that his mother will reward him with candy.
B) When playing on the beach, Kehaulani builds the same sort of sand castle that she observed her younger sister building a few days ago.
C) Yesica, a Brazilian child candy seller with no schooling, develops sophisticated mathematical abilities as a result of her work.
D) When trying to solve a math equation, Otto tries several formulas before he stumbles on the correct one and solves the equation.