Neighbouring states of Tamil Nadu are

The correct option is Andhra Pradesh, Kerala, Karnataka.

Step-by-Step Explanation:

Tamil Nadu is located in the southernmost part of the Indian peninsula. To determine its neighbouring states, we look at the political map of India:

1. West: Tamil Nadu shares its western border with the state of Kerala.
2. North-West: Tamil Nadu shares its north-western border with the state of Karnataka.
3. North: Tamil Nadu shares its northern border with the state of Andhra Pradesh.
4. East and South: It is bounded by the Bay of Bengal to the east and the Indian Ocean to the south.

Therefore, the states that share a geographical land border with Tamil Nadu are Andhra Pradesh, Kerala, and Karnataka.