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

Multiple Choice

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.