A. Increased carbon dioxide in the air
I think it is the last answer choice
Elamite governor of the mat Tamti, with the help of the Chaldeans, laid siege to Ur. The Elamite and his Chaldean allies were defeated<span> and he fled to his kinsmen. I hope this helps.</span>
"Settlers were given land and, in return, were expected to farm and
<span>build on it" is the best option since this was a major entity in the colonial period. </span>
Yes, they were. They were told to bring only enough things for a few days and leave the rest, as they would return in a few days.