Answer:
C.
Explanation:
A is just wrong
B. Cures for diseases are way more recent than that
D. Philosophy and observation normally go hand and hand
A great deal of the <span>changes and conflicts that took place in Great Britain, France, The Austrian Empire, and Russia during the nineteenth century had to do with the Industrial Revolution, since this led to new weapons and machinery that greatly and quickly modernized warfare in Europe. </span>
