Answer:
all of them are correct kkkkkkk
B
Explanation:
Its just B hoped this helped
Sectionalism became very tensed in the late 1940s because of the separation of the North and the South because of the slavery. People in the North were focusing on industrializing, urbanizing, and building factories while the people from the South concentrated in agriculture. The Southerners was claiming that the North's factories weren't treating everyone fairly and lead into a war.
" It carried the natural resources of the West-minerals, timber, crops, and cattle-to eastern markets. In turn, trains brought miners, ranchers, and farmers west to develop these resources further. "
Source : jiskha.com
Hope this helps
