The correct option is B
2- 3- 1- 4
Explanation:
2.Champaran satyagraha(1917): In 1917 marked the first instance of Individual satyagraha in India, seeking to obtain for the peasants security of tenure as well as the freedom to cultivate the crops of their choice.
3.Ahemedabad Mill strike(1918):The following year, 1918, Gandhiji took part in two campaigns in his home state of Gujarat. First, he intervened in a labor 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 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.