The answer is A) I think but if not it's C)
Answer:
Maximum potential energy is at point R.
Answer:
C) the United States
Explanation:
The World War I which began on 28 Jul 1914 and ended on 11 Nov 1918 saw the Austro-Hungarian heir Archduke Franz Ferdinand assassinated by the Serbian which led to global war.
After the First World War, world political power shifted from Europe to the United States as it become stronger militarily and economically, as a result of the Soviet Union collapse.
Answer:
i forget the answer sorry
