'Eravalla, Kadar, Muduvar ' are languages spoken by the tribes primarily in the state of ______.

Tamil Nadu

The correct answer is Option (1) → Tamil Nadu

The state where Eravalla, Kadar, and Muduvar languages are spoken by the tribes is Tamil Nadu. These languages belong to the Dravidian family of languages and are spoken by indigenous communities in the Western Ghats region of Tamil Nadu.