The Bardoli Satyagraha, which took place in 1928, was a peasant movement that was launched against the raised rate of tax by the Government.

Option 1 states that the movement was in response to the raised rate of tax by the Government. In this case, the peasants were protesting against the increase in taxes imposed by the British authorities. This option aligns with the historical context of the Bardoli Satyagraha, as it was indeed a movement initiated by the peasants to protest against the excessive taxation.

Option 2 suggests that the movement was a response to the failure of the Round Table Conference. However, there is no direct connection between the Bardoli Satyagraha and the Round Table Conference, so this option can be eliminated as an incorrect answer.

Option 3 suggests that the movement was a response to the visit of the Simon Commission. However, the Simon Commission was established in 1927, a year before the Bardoli Satyagraha, and it focused on constitutional reforms rather than tax issues. Therefore, this option can also be eliminated as an incorrect answer.

Option 4 suggests that the movement was a response to the lathi charge on Lala Lajpat Rai. However, the Bardoli Satyagraha was