Correct Answer : Pather Panchali
Satyajit Ray’s 1955 masterpiece Pather Panchali has been declared the best Indian film of all time by the Indian chapter of the International Federation of Film Critics (FIPRESCI).
Pather Panchali, an adaptation of Bibhutibhushan Bandyopadhyay's Bengali novel of the same name, is widely regarded as one of the greatest films ever made.
This film is the first film in
Ray’s Apu trilogy, which is followed by
Aparajito and Apur Sansar..
Source : The Hindu