I believe Interrater Reliability.
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.
He visited many places taking notes and he studied plants animals and wild life everywhere he went he even met native Indians
The individual who repeatedly failed to enter medical school but was eventually accepted probably changed his study methods and learned from his failures.
<h3 /><h3>How to get into medical school?</h3>
Because this career is associated with a lot of responsibility, it can be more difficult for candidates not prepared in advance, so it is essential to research about the career and the necessary requirements for entry to college.
Therefore, it is of utmost importance that the candidate builds a strong academic history and prepares for face-to-face interviews and the MCAT in advance.
Find out more about medical school here:
brainly.com/question/1382377