The correct option is B 2- 3- 1- 4
Explanation:
2-Champaran satyagraha(1917): In 1917 marked the first instance of IndividualSatyagraha in India, seeking to obtain for the peasant’s security of tenure as well as the freedom to cultivate the crops of their choice.
3-Ahmedabad Mill strike(1918): The following year, 1918, Gandhiji took part in two campaigns in his home state of Gujarat. First, he intervened in a labour dispute in Ahmedabad, demanding better working conditions for textile mill workers.
1-Kheda Satyagraha(1918): After a few days of a mill strike in Ahmedabad, Gandhiji joined the peasants in Kheda in asking the state for a remission of taxes following the failure of their harvest.
4-The Rowlatt satyagraha in 1919: It was organized against the unjust enactment of the Rowlatt act. Gandhiji called for a nationwide campaign against the acts. Rowlatt satyagraha made Gandhi a truly national leader. Encouraged by its success, Gandhiji called for a campaign of "non-cooperation" with British rule.