These cultural traits are known as <span>adaptive customs. They are customs made as a result of the society's adaptation to the environment, which in turn enabled them to live longer and prosper as a society. It's a way of social darwinism at it's most extreme because of the way it works.</span>
American colonies had the most people
The correct answer for this question is this one:
When a certain type of plant or animal is changed by humans to become accustomed to human control, this is known as genetic modification.
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