The revolutionary, who was NOT involved in Hardinge Bomb incident was

The revolutionary, who was not involved in Hardinge Bomb incident?

Who among the following was not associated with the Kakori incident?

Which revolutionary leader authored the book 'The Philosophy of the Bomb'?

Which revolutionaries were hanged in the 'Kakori Train Robbery Case'?

Who among the following freedom fighters did not belong to revolutionary (militant) nationalism?