______________ has become the 100" ‘Har Ghar Jal’ district in February 2022.

Correct option is A

The correct answer is (a) Chamba.
 Chamba has become the 100th ‘Har Ghar Jal’ district in February 2022.
 The ‘Har Ghar Jal’ initiative is part of the Jal Jeevan Mission, which aims to provide every rural household in India with tap water by 2024.
 Achieving the status of ‘Har Ghar Jal’ district means that every household in Chamba now has access to piped drinking water.
 The Jal Jeevan Mission was launched by the Government of India on August 15, 2019.
 The mission focuses on ensuring safe and adequate drinking water through individual household tap connections in rural areas.