The answer is they had skills similar to modern people
Explanation: Neolithic is a chronological division of the so-called Prehistory of Humanity, from 10,000 BC to 4,000 BC Neolithic means “new stone” or Polished Stone Age.
These denominations indicate that the divisions in this period of human existence were made from the development of man-made artifacts, as well as the development of some practices regarding their action on nature.
Relating to an established set of principles governing a state
Answer:
C. It forbade discrimination by race in defense industries.
Explanation:
Executive Order 9981 issued by President Harry S. Truman on July 26, 1948, abolished discrimination "on the basis of race, color, religion, or national origin" in the U.S. military. It led to the end of segregation in the military during the Korean War (1950-1953).