Answer:
im pretty sure its the second one i might be wrong tho
Explanation:
That might be gender.....I’d also recommend switching teachers....
Social mobility is the movement of individuals, families, households, or other categories of people within or between social strata in a society. It is a change in social status relative to one's current social location within a given society.
The conclusion that is supported by the statement is : Desertification reduced the amount of arable land available to Africans and Europeans
Since the land couldn't be used to grow Crops, the ancient European does not see African Land as a region that is worth to conquer. Even until today, the modern African only used Sahara as an highway