B. It was a challenge to decide how to divide forces and protect two coasts.
The trails and the conditions were very rough, and they struggled to traverse across these trails. Also, the weather was very bad and many of the settlers got sick and died from disease along the way
During reconstruction the Southern states needed to be rebuilt. There were attempts to rebuild, revive the Southern economy, and put the South back up to where it had been. The 13th-15th amendments were also created during this time. However, reconstruction ultimately failed as freed slaves were not properly integrated into society and the efforts to reconstruct were not effective
Answer:
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