Which among the following is a subject of Union Lists in the Constitution of India?

Extradition 

The correct answer is Option 3 - Extradition

- The Union List comprises subjects on which only the central government has the exclusive power to legislate.

- It includes matters of national importance and concern, such as defense, foreign affairs, currency, atomic energy, and interstate trade and commerce.

- This list contains 100 subjects (originally 97 subjects, but three more were added by the 42nd Amendment Act of 1976) on which only the Parliament of India has the authority to make laws.

- Extradition falls under the Union list.