Piaget Has Described Four Stages of Cognitive Development

Multiple Choice

Piaget has described four stages of cognitive development. Which one of the following is an accurate statement about Piaget's view of these stages?

A) With each successive stage, schemata become more simplified.
B) It is possible for children to skip from the pre operational state to the formal operational stage, but only a small minority of children actually do so.
C) Children have difficulty solving problems until they reach formal operations.
D) Each stage involves forms of thought qualitatively different from those of other stages.