According to Jean Piaget, Language and Other Symbols Are First

question 51

True/False

According to Jean Piaget, language and other symbols are first used in the preoperational stage.

---

Definitions:

Caustic

Substances that can burn, corrode, or destroy organic tissue by chemical action.

Harmful Substance

A material or agent that can cause damage to living organisms or the environment.

Toxic Effect

Poisonous substance causing a health-related reaction.

Adverse Effect

An unintended and harmful result typically caused by medications, medical treatment, or exposure to a chemical substance.