The correct answer is option 1 i.e. Part IX-A • 74th Constitutional Amendment Act gave Constitutional recognition to municipalities by adding Part IX-A. • The 74th Constitutional Amendment Act came into effect on June 1, 1993. • It is linked to Urban Local Bodies (also known as Nagarpalikas). • It had been enacted to grant constitutional recognition to the Urban Local Bodies as the third tier of the Government in urban areas. • As of 2023, there have been 105 amendments of the Constitution of India since it was first enacted in 1950. • Latest amendments: • 101^(st )- Introduced the Goods and Services Tax (2016) • 102^(nd) - Constitutional status to National Commission for Backward Classes (2018) • 103^(rd )- A maximum of 10% Reservation for Economically Weaker Sections (EWSs) (2019) • 104^(th )- To extend the reservation of seats for SCs and STs in the Lok Sabha and states assemblies (2020) • 105 th - restored the power of state governments to prepare lists of socially and educationally backward classes (SEBCs).