The seas allowed for trade with other civilizations.
Water was needed for raising animals.
Explanation:
All mentioned option except Water provided power for electricity are correct because of the simple reason that the electricity didn't existed in the 4th millennium BC when this first settlements were created. This settlements were created in the area between Egypt and Mesopotamia in the shape of crescent, thus we have that name. Of course, they needed water to crop, as agriculture was widespread, but the seas also allowed them trade, especially between Egypt and Mesopotamia.
Answer:the maps can show us more tan those things. And can be important and necessaries for more than geography.
Explanation: can be necessaries for geology, to study the earth, to oceanography to study the ocean, rivers and more, to architecture for the study of the ground for constructions and road connection.
Answer: Which examples represent abiotic factors affecting biotic factors are: B. Ash from a volcanic eruption kills new plant growth. D. Warm water from a nuclear power plant causes overgrowth of algae. E. a river floods and deposits tree pollen along its banks.
