The correct answer is option 4, "Tare Zameen Par." This film was the official nominee for the 2008 Oscars from India.
Option 1, "Rock On," was not an official nominee for the Oscar in 2008. It is a Bollywood film directed by Abhishek Kapoor and released in 2008. It revolves around the story of a rock band.
Option 2, "Walu," is not a recognized film and does not exist in the context of the 2008 Oscar nominations. It is possible that there may have been a typographical error or confusion with the film`s name.
Option 3, "Drona," was not an official nominee for the Oscar in 2008. It is a Bollywood fantasy adventure film directed by Goldie Behl and released in 2008. It features action and special effects but did not receive a nomination for the Oscars.
Therefore, the correct answer is option 4, "Tare Zameen Par." This film, directed by Aamir Khan, was the official nominee for the 2008 Oscars from India. It deals with the story of a dyslexic child and the challenges he faces in the education system.