‘Gitanjali’ of Rabindranath Tagore was translated by-

’Gitanjali’ is the most famous work by Rabindranath Tagore.
Tagore then translated it into prose poems in English as ’Gitanjali: Song Offerings’ and it was published in 1912 with an preamble written by W.B. Yeats.

(The question of 36th BCS on this topic was wrongly set)

Source: Britannica & the book ’Gitanjali (Song Offerings)’