Answer:
Papal supremacy is the doctrine of the Catholic Church that the Pope, by reason of his office as Vicar of Christ and as the visible foundation and source of unity, and as pastor of the entire Catholic Church, has full, supreme, and universal power over the whole Church, a power which he can always exercise unhindered.
Explanation:
The primary reason for rapid growth of labor unions in the late 1800s was the Industrial Revolution, since this led to massive amounts of factory labor that was often dangerous for the workers involved, who had practically no rights under federal law.
Answer:
C.The Great Wall
Explanation:
The Great Wall was made to keep the northerners out
"Differences in regional economic development during the 19th century produced the condition that "<span>A The North was the nation's main industrial area" which strained the South." -HistoryGuy
I took this off of another post with the same question and a positively right answer.</span>
he trained them with usable skills