Final answer:
The decision to use atomic bombs against Japan was based on the reasoning that it would prevent a costly invasion and save lives.
Step-by-step explanation:
The correct statement that accurately describes the decision-making process behind the use of atomic bombs against Japan is option e. American military planners reasoned that use of the bombs would prevent an invasion that could cost more than a million lives.
During World War II, the Allied forces were planning to invade Japan, which would have resulted in heavy casualties. The use of atomic bombs on Hiroshima and Nagasaki was seen as a way to force Japan into surrendering and avoid the need for a costly invasion.
By dropping the bombs, the American military hoped to demonstrate the devastating power of this new weapon and convince Japan to surrender, thus saving both American and Japanese lives.
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