what ones are true

A.

The cultivated soil had poor drainage.

B.

The Tigris and Euphrates rivers flooded every year, leaving behind dark, fertile soil.

C.

It was located in a flat plain, and isolated from trade routes.

D.

Grain fields of one city-state bordered those of another, which caused territorial wars.

Question

what ones are true


  
 
  


  

  A. 
 
The cultivated soil had poor drainage.
   
    


  

  B. 
 
The Tigris and Euphrates rivers flooded every year, leaving behind dark, fertile soil.
   
    


  

  C. 
 
It was located in a flat plain, and isolated from trade routes.
  
    


  

  D. 
 
Grain fields of one city-state bordered those of another, which caused territorial wars.

destiny.duh · Answer

btw it is about the sumerains  if that helps