b. polis was the main political unit of aancient greece
Answer:
They emerged along sea coasts.
Explanation:
This is the main characteristic that the first civilizations in Asia and Africa had in common. These early civilizations all emerged along sea coasts for several reasons. On the one hand, the sea provides many resources, particularly food. Moreover, water tends to be easily available, as many rivers end in the ocean. Finally, the sea can make travel and contact with other civilizations more likely.
It's 2017 now so it was 2517 years ago to 500bc and 1517 to 500AdD
Since this is a question without a completely true answer it’s more of a opinion. My opinion is that it was a facet off of it because a lot of people were getting motivated when the civil rights movement was happening that there may have been lots of woman saying that equal rights for us as well and more and more protests happened. So after all of that in the civil rights act of 1964 title VII says you can not discriminate against gender or something along those lines