Question

Agricultural techniques like irrigation could help a civilization expand its borders because they could use irrigation to___. A. lessen the threat of flooding by spreading the water thin. B. protect their cities by building defensive dams and dikes. C. develop more land that was previously too dry for farming. D. send convoys to conquer areas previously unreachable by land.

Answer 1

C. develop more land that was previously too dry for farming

Step-by-step explanation:

Answer 2

I think the correct answer among the choices listed above is option C. Agricultural techniques like irrigation could help a civilization expand its borders because they could use irrigation to develop more land that was previously too dry for farming.