I think that it would be D for the paleolithic period because in that period the humans were hunter-gathers and lived a nomadic lifestyle.
<span>Women formed labor unions to fight discrimination in the workplace.
After the end of World War I, w</span>omen formed labor unions to fight discrimination in the workplace. This happened in response to a general climate that saw women as people that could be used during the war, to replace soldiers, but nothing more. Once they have experimented with work and pay for themselves, women continued to want them, even when people around them told them to return to do more feminine jobs.
Answer:
The period of time now described as the Common Era is based on older Christian periodization that divided time into a period before Jesus's birth and a period afterward.
Explanation: