At age 3, Michelle could scribble, her crayon tightly grasped in her fist. By age 4 she could color neatly in the lines of her coloring book. By age 5 she could better control a pencil and write her name legibly. This progression most clearly illustrates:

Question

Quizplus · Accepted Answer

Differentiation refers to the process by which behaviors and physical structures become more specialized and efficient over time. Michelle's progression from scribbling to coloring within lines to writing her name legibly demonstrates increasing specialization and improvement in her fine motor skills, which is a clear example of differentiation.

At Age 3, Michelle Could Scribble, Her Crayon Tightly Grasped