Answer:
Agriculture used about 59 km3 of freshwater in 2000 (86 percent of total use). All drainage water in Upper Egypt, south of Cairo, flows back into the Nile and the irrigation canals; this amount is estimated at 4 km3/yr. Drainage water in the Nile Delta is estimated at 14 km3/yr.
Explanation:
Canals and aqueducts allow humans to transport people and goods from one place to another place.
<h3>What are Canals and aqueducts?</h3>
A canal is a man-made waterway that link up two bodies of water and allows boats and ships to travel between them.
Aqueducts are water-conducting constructions that carry a stream of water over a hollow or valley.
Canals and aqueducts differ slightly in that a canal is an architectural waterway that connects one body of water to another, whereas an aqueduct is an artificial channel built to transport water from one site to another.
Therefore, oprtion d is the correct option.
Learn more about the waterways, refer to:
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The answer would be...
2) the temperature is too cold.
I estimate it is in the north