PLZ HELP ME PLZ Why was irrigation important to Sumer?

A.) It led to the invention of the sail.
B.) It helped create food surpluses.
C.) It led to trade with other city-states.
D.) It moved water from mountains to city-states.

Step 1 - choose only one of the two options. • in a word document, create an " action plan" to move the bus stop pick - up/ drop - off point to a new location. • in a word document, create an " action plan" to have road signs and speed limits installed at this location. (step 2) in a word document, draft a letter that explains why you are taking this action. you may use fictitious data as long as it is reasonably believable. (step 3) in a word document, create a petition that voters can sign to go along with your letter of explanation. (step 4) in a word document, explain how you would implement this action plan to all voters affected by your action plan. ( there's much territory to cover.

List of social classes of the shang dynasty in order ?

War of 1812 allowed the us to take control of lake erie