When he was younger, Tommy stacked blocks for the sheer joy of doing so. Now, Tommy only stacks blocks when he is trying to build something or when he is playing a game. The term that best describes Tommy's development is:
A) interaction
B) automaticity
C) extrinsically motivated behavior
D) functional subordination

Question

Quizplus · Accepted Answer

Functional subordination is the integration of a number of separate, simple actions or schemas into a more complex pattern of behavior. Actions that are initially performed for their own sake later become integrated into more complex, purposeful skills. For example, when a child first learns to hop, hopping is an end in itself; later, hopping becomes part of a dance or game as it is functionally subordinated to more complex sports skills.

When He Was Younger, Tommy Stacked Blocks for the Sheer