Who said the following line- "The British element is gone, but they have left the mischief behind”?

Sardar Vallabh Bhai

The correct answer is Option 2 - Sardar Vallabh Bhai

Sardar Vallabh Bhai Patel said- "One day, we may be united … The British element is gone, but they have left the mischief behind. We do not want to perpetuate that mischief".