A.
Is the correct answer
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The answer is B prosperous
The USSR’s help in defeating Japan. The US wanted Stalin to attack from above during the invasion of Japan, aka Operation August Storm. This happened with the Soviet invasion of Manchuria.
The theory of natural selection was explored by 19th-century naturalist Charles Darwin. Natural selection explains how the genetic traits of a species may change over time. This may lead to speciation, the formation of a distinct new species.
