Which One of the Following Statements Characterizes Both Piaget's and Vygotsky's

Multiple Choice

Which one of the following statements characterizes both Piaget's and Vygotsky's theories of cognitive development, as well as psychologists' beliefs about the nature of language development?

A) Development involves a series of stages.
B) Children are actively involved in their own learning.
C) Children and adults think in basically the same ways.
D) Development involves both assimilation and accommodation.