The 73rd amendment deals with which of the following?

Panchayat Raj System

The correct answer is Option 3 - Panchayat Raj System

Panchayati Raj Act ( 73rd Amendment of the Constitution of India ) was passed by the Parliament of India in 1992. The 73rd Amendment aimed at promoting local self-governance through Panchayati Raj Institutions in rural areas of India.