(a) Bal Gangadhar Tilak
(b) Jawaharlal Nehru(c) Mohandas Karamchand Gandhi
(d) Sarojini Naidu
51. Answer: (c)
Option (c) is correct: During his imprisonment at Yerwada Prison in 1930, Mohandas Karamchand Gandhi Ji translated hymns and lyrics from the Upanishads and other sacred texts. These texts were known as the ‘Songs from Prison’.

