Who among the following is credited with popularising the catchphrase ‘Inquilab Zindabad’?

Bhagat Singh

The correct answer is Option 2- Bhagat Singh

Bhagat Singh is credited with popularizing the catchphrase "Inquilab Zindabad" (Long Live the Revolution).

He was a revolutionary freedom fighter who was hanged by the British in 1931. He and his associates used the slogan "Inquilab Zindabad" to rally support for the Indian independence movement.

Inquilab Zindabad, can be translated as “Long Live Revolution”. was coined by Moulana Hasrat Mohani in the year 1921. It was one of the most famous slogans during the Indian freedom struggle. It was used by Shahid-e-Azam Bhagat Singh through his speeches and writings in the early 1920s.