The scientist who proposed that children by birth have the ability to grasp universal language principles is:

A) Vygotsky

B) Skinner

C) Chomsky

D) Erikson

Answer: C

Explanation: Noam Chomsky proposed the concept of a Language Acquisition Device (LAD), an innate mental capacity that allows children to acquire language naturally. He argued that universal grammatical principles are biologically built into the human brain.