A. R. Rahman received the Academy Award in 2009 for which of the following movies?

Slumdog Millionaire

The correct answer is Option (2) - Slumdog Millionaire

A. R. Rahman received the Academy Award in 2009 for his exceptional musical score in the movie "Slumdog Millionaire." This award recognized Rahman's outstanding contribution to the film's soundtrack, which played a significant role in the movie's success and global acclaim.