Following the death of Haji Shariatullah, who was responsible for significantly expanding and popularizing the Faraizi Movement?

Explanation

After the passing of Haji Shariatullah, his son Mohsin-ud-Din, popularly known as Dadhu Mian, took leadership of the Faraizi movement. He transformed it into a more organized and widespread social and religious movement in Bengal, focusing on the socio-economic upliftment of the peasantry and resisting the oppressive practices of local landlords and colonial authorities during the 19th century.