Answer:
Early civilizations used irrigation systems to water their crops and livestock. The irrigation systems brought water from a river to the fields.
Early irrigation systems brought river water to fields. The correct option is D.
The agricultural practice of applying measured amounts of water to land to help in crop production, as well as to develop landscape plants and lawns, which may also be referred to as watering, is known as irrigation.
Rain-fed agriculture is defined as agriculture that does not use irrigation and relies solely on direct rainfall.
Irrigation is the process of providing water to land that would otherwise be too dry to cultivate cops on it, turning this land into a fertile field.( fields is the correct answer)
Irrigation was typically completed by digging canals leading from a water source (such as a river) to the field.
Therefore the correct option is D.
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