Answer:
Location present on the equator.
Explanation:
That location will observe drastic seasonal temperature variation between summer and winter months which is present on the equator because in summer the climate is very hot due to direct sunlight while on the other hand in winter the temperature is low due to tilting of the earth due to which direct sunlight did not occur. So the location on the equator or near the equator experience drastic seasonal temperature variation.
Plantation owners turned to the enslaved Africans as a labor force because they were not paying them for their work, instead they were just providing shelter and food for them. Also, they had total control over them because they owned them, thus were able to make them work as much as they wanted and the slaves couldn't do anything about it.
The name of the river that marked the northern boundary of Islamic expansion in central Asia is Oxus. In 651, Arabs took Iran. After this, they went towards the Oxus river in the north with the intention of defeating the Turkish. The Arabs succeeded and the expansion setling Oxus river as the northern boundary was finally consolidated in 750 C.E.
Using a dorm of paper of spech