Once, when Hughes was in seventh grade, he got in trouble. In 1914, when his seventh-grade teacher moved him and the other African-American students into a separate row in class, he got angry. So he put cards that read “JIM CROW ROW” on the black kids’ desks. why do you think Hughes put cards on the black kids’ desks that said “Jim Crow Row?”

alliances in ww1 were different from ww2 because the entente in ww1 made up of serbia,russia,france,britan,japan and italy later america  and all allied in a sort of balance of power and too keep germany,austria-hungary,and the ottomans down. russia allied the serbians in order to exert its influence in the balkans while france allied the russians because france was still in dismay and insulted after the defeat to the germans during the unification of germany and britian allied the belgians after the germans invasion of belgium.in ww2 the alliances were in a preemptive attempt to deter any further wars into happening while germany and italy allied since they were insulted and humiliated after the previous war while also sharing a similar ideology of facsim along with japan which all 3 had a want for world domination and agreed to assist one another in the endevours 

explanation:

i think the answer is the one about environmental and social health.

hope this