Answer: A.) to take time to grow and prosper.
Explanation:
After the end of the war, the country was still in crisis, which was expected. America did not have time for foreign policy because it had accumulated internal problems. This was followed by a period of reconstruction. Authorities had limited leverage, but many laws had to be implemented, and some were passed during the war. Therefore, after the war, the authorities decided to focus on solving their own problems.
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.