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. Most poor industrial workers had little education and few
marketable skills.
B. Late 19th-century entrepreneurs developed new, more efficient
ways to do business.
C. Both Andrew Carnegie and John D. Rockefeller were born into
impoverished families.
D. The government provided loans and subsidies to promote railroad
construction.