Q. Who among the following were associated with the Hindustan Socialist Republican Association (HSRA)?

1. Chandra Shekhar Azad
2. Bhagat Singh
3. Bhagwati Charan Vohra
4. Sukhdev

Select the correct option using the codes below:
Answer: 1, 2, 3 & 4
Notes: HSRA was founded by Chandra Shekhar Azad in 1928 at Feroz Shah Kotla. Key members included Bhagat Singh, Bhagwati Charan Vohra, and Sukhdev, among others. All four listed individuals were prominent participants and leaders within the HSRA, which was instrumental in revolutionary activities against British rule in India.