A document-based essay shows how the theme under discussion relates to the time period of your attention. The purpose of writing it is for you to study the documents your professor gave you to learn and communicate an important idea about history. The writing is evidence founded so it tends to prove a point and for that you need facts and details (option A).
Answer:
By allowing farmers to grow crops on a consistent schedule, irrigation also creates more reliable food supplies. Ancient civilizations in many parts of the world practiced irrigation. ... The earliest form of irrigation probably involved people carrying buckets of water from wells or rivers to pour on their crops.
England, France, and Spain. Brainliest?