Actually the answer D)Immorality <span />
Answer:
Mexicans began to search for gold in Texas. Thousands of people came to Texas to claim land.
In Plessy v. Ferguson, the Supreme Court ruled that facilities that were "separate but equal" were permissible under the US Constitution.
This allowed the Jim Crow laws to develop wherein African Americans went to different schools, ate at different restaurants or in different sections, and were generally segregated from the population
José Manuel Morelos y Robles.
C. Vicksburg the capture of the Mississippi river effectively cut off both ends of the confederacy from each other.