Explanation:

- Option 1: Chittaranjan Das

- Chittaranjan Das, also known as C.R. Das, played a pivotal role along with Motilal Nehru in forming the Swaraj Party in 1923.

- Their goal was to enter the legislative councils and obstruct colonial government policies from within.

- Option 2: Surendranath Banerjee

- He was a prominent figure in the early Indian nationalist movement but was not directly involved with the establishment of the Swaraj Party.

- Option 3: Bipin Chandra Pal

- Pal was a key leader in the Indian independence movement. He was part of the Lal Bal Pal trio but was not involved with the Swaraj Party's establishment.

- Option 4: Subhash Chandra Bose

- Bose was an influential freedom fighter but came into prominence later, especially during the 1930s and 1940s, well after the founding of the Swaraj Party.