The one that constitutes a significant continuity in Afro-Eurasian history from 600 B.C.E. to 600 C.E is D the subordinate social position of women that are in sedentary agrarian cultures because about the 19th century the men always had a better value than women used to have in that time.
In the Treaty of Guadalupe Hidalgo it was stated that the Mexicans could retain their Mexican citizenship or they could stay and become a citizen of the United States.