Julie Understands That If 4 Coins Added to 5 Coins

question 38

Multiple Choice

Julie understands that if 4 coins added to 5 coins equals 9 coins,then 4 coins subtracted from 9 coins equals 5 coins.This indicates that Julie has reached

• A) a critical period.
• B) the formal operational stage.
• C) a secure attachment.
• D) the concrete operational stage.

---

Definitions:

Standard Deviations

A measure of the amount of variation or dispersion of a set of values.

Metabolic Disorder

A group of conditions that occur due to abnormalities in the body's metabolism, leading to health problems.

Tay-Sach's Disease

A genetic disorder characterized by the destruction of nerve cells in the brain and spinal cord, leading to severe neurological impairment, typically diagnosed in infancy.

Hyperammonemia

A medical condition characterized by elevated levels of ammonia in the blood, which can be toxic to the brain.