Which geographic characteristics were factors in the decline of Sumer?

Choose all answers that are correct.

A.
It was located on a flat plain that made it vulnerable to attack.

B.
Flat land with poor drainage led to salinization from irrigation waters.

C.
It was located on the Persian Gulf.

D.
It was located far away from rivers.

Question

Which geographic characteristics were factors in the decline of Sumer?
 
Choose all answers that are correct.
 
 A.
It was located on a flat plain that made it vulnerable to attack.
 
 B.
Flat land with poor drainage led to salinization from irrigation waters.
 
 C.
It was located on the Persian Gulf.
 
 D.
It was located far away from rivers.

anonymous · Answer

will give medal

anonymous · Answer

A and B: The rain and rivers annually flooded sumer's irrigation ditches and too much time in the water made the soil bad because the water had salt in it and the  salt deposits ruin the soil... and  It was located on a flat plain that made it vulnerable to attack.