I believe the answer is external stakeholders
People who live in America can simply call themselves American now, as opposed to earlier when the area was divided into various countries.
<u>Explanation: </u>
This fact is the best out of the options that fits the description of the singular fact that best supports thee claim of modern life being less violent as compared to more and more of our evolutionary past.
This fact states that the people who were earlier divided into the countries and lived in a constant state of war, are now able to live together in a peaceful manner, thus stepping up from their evolutionary past and becoming less violent as they step into an era of modernization.
Conservation allows scarce resources to bounce back from udder demise. Without conservation, many plants and animals would go extinct.
The reason voting is so important is because it helps the people choose who they want to be president and who they want to make all the major decisions in life.