I think it’s C School segregation.
THE ANSWER IS REFUGEES!!!!!!!!!!!!!!!!!!!!!!!!!
It was a dumb idea because it was weak and it was depression
It’s most likely C: Mexico closed their borders to further immigration
But it could also be B: Texans owned slaves
A, D, and E are for sure not right because the Mexicans didn’t like how the Texans did that. Good luck!!
Answer:
753-351 bc Roman -etruscan