The correct option is B Booklets were published in Indian languages to spread ideas of revolution and bomb-making procedure.
‘Deshi Vanaspati Davao’ is not a place, but an example of a booklet published in Indian languages to spread ideas of revolution and bomb-making procedure. ‘Nahavana Sabu Banavvani Reet’, ‘Kasarat’, ‘Gulab no Kisso’, and ‘Kayada no Sangrah’ were similar publications of the time of the British rule in India. This strategy was used to make it difficult for the British to understand its contents.
‘Gangnath Vidyalay’ near Chandod-Karnali was a venue for revolutionary activities. The activities continued despite the strict measures taken by the British government.