According to Piaget, a(n) is an organized system of mental representations used to understand the world

Children generate central conceptual structures when schemes

A) predominate over assimilation. B) are consolidated into an improved representational form. C) are subject to disequilibration. D) are separated into distinct categories.

Unlike modern psychologists, great thinkers of the past:

a. relied primarily on observations based on anecdotes and descriptions of individual cases. b. wanted to describe, predict, understand, and modify behavior. c. relied heavily on empirical evidence. d. wanted to know what motivated people's actions.