Answer:A
the Incan civilization was known for the impressive waterworks in their city centers. Some of these included canals, fountains, drainage systems, and expansive irrigation.
One example of their advancement in this area is the Incan citadel called Machu Picchu which is said to be "the pinnacle of the architectural and engineering works of the Inca civilization" when talking about its water supply system.
I believe it is true, I think what your asking is related to the United Nations
During the Industrial Revolution, it was common for children to work in factories, mines, and other industrial occupations. Children as young as four commonly worked. ... Working on dangerous machinery had its consequences as many children were injured in accidents.
The Heliocentric view comes from the idea that t<u>he sun is the center of the universe and all planets revolve around it</u>. It's the opposite of geocentric which states that the earth is the center whilst the sun revolves around it.
The answer would be:
Thermohaline circulation
It has an impact on climate because when the currents continue to flow through the ocean, cold water is likely to be denser and this density has salt in it. This is important for the ocean, for it bring nutrient water in the surface and to freshened the polar region<span>’s of earth associated with global warming.</span>