Answer;
The open door policy
Explanation;
Us secretary of state John Hay established the Open door policy which opened China's ports to European trade.
Open Door policy was a statement of principles initiated by the United States in 1899 and 1900 for the protection of equal privileges among countries trading with China and support of Chinese territorial and administrative integrity. John Hay, the secretary of state proposed this policy under president McKinley towards China for all countries.
The correct answer is: hierarchical with a defined class structure.
Explanation
Hierarchical with a defined class is the option that best describes Songhai's society.
Moreover, a hierarchy refers to a way of categorization of people in a society based on income, power, education, race or dominance over other people, in which the members who are above are superior or can rule those below them. In this case, Songhai society used to work in that way.
B the British promise them land
