Option 1 -> Music helped Karan discover his identity as a musician and brought the town together through his performances.
Option 2 -> The passage shows music became Karan's calling, not a distraction from it.
Option 3 -> Karan became a professional musician years later, proving music was not temporary but lifelong.
Option 4 -> Music actually strengthened their bond; Mr. Mehra left fulfilled, having passed on his legacy.
Hence, Option 1 -> Music transformed Karan from a curious boy into a purposeful musician who connected with his community. The passage shows the town "paused to listen" to his music, and years later he continued playing, keeping the melody alive as Mr. Mehra wished. Music became his identity and a bridge between past and present. -> correct