<span>Harry S. Truman was 33</span>
B. Tuskegee Army Air Field
The correct answer is (D) fresh water sources
The neolithic era began when some groups of humans gave up their pneumatic hunter gatherer lifestyle completely to the beginning farming. It may have taken humans hundreds or even thousands of years to transition fully from the lifestyle of subsisting on wild plants to keeping small gardens and later trending large crab feilds.
North Korea I think hope this helps