Five-year-old Allie is asked if she has a sister, and she says "Yes, Sarah's my sister." Allie is then asked if Sarah has a sister, and Allie says, "no." This verbal exchange illustrates that Allie's thinking lacks
A)animism.
B)reversibility.
C)object permanence.
D)conservation.

Question

Quizplus · Accepted Answer

Allie's inability to understand that if she has a sister, then her sister must also have a sister, illustrates a lack of reversibility in her thinking. Reversibility is the understanding that relationships can go in both directions.

Five-Year-Old Allie Is Asked If She Has a Sister, and She