Which of the following developments most undermines the idea that late 19th-century industrial entrepreneurs were 'self-made men,' entirely responsible for winning their fortunes through their own abilities? A. Late 19th-century entrepreneurs developed new, more efficient ways to do business.
B. Most poor industrial workers had little education and few marketable skills.
C. The government provided loans and subsidies to promote railroad construction,
D. Both Andrew Carnegie and John D. Rockefeller were born into impoverished families.

Which two statements are true about native american tribes during the civil war? the war caused native american tribes to sign treaties and side with union forces who promised to develop indian territory. the war united the tribes against the confederacy, which wanted to secede from the union and continue slavery. the war created conflicts within the tribes because some wanted to stay loyal to the union, while others wanted to support the confederacy. the war made the tribes forget their differences and come together against the union forces who wanted to abolish slavery in indian territory. the war led native american tribes to sign treaties with the confederacy, which promised to protect the tribes and their interests in exchange for support in the war.