World War 2 occurred in the late 40's, so this is most likely why there is a dip in that age group.
(3,4,6,7,9) is the correct one
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Answer is Europe environmental solutions must be confined by political borders
~Hello there!
Your question: Which mountains were formed as a result of oceanic-continental convergence?
Your answer: Andes is the mountain that was formed as a result of oceanic- continental convergence.
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