The Great Pyramids were . commemorative monuments for pharaohs temples used by priests and priestesses residences for rulers and their households government and administration buildings

Explanation:

The  pyramids are four sided structures, its base is rectangular and all the four sides slope upward and meet at a point. All the sides are triangular.  

People of various cultures have constructed pyramids throughout history but most famous pyramids are the one constructed 4,500 years ago in Egypt. Other pyramids are found in South america, central america and Mexico.  

The Egyptian pyramids are more impressive and massive than the ones found in Americas, they are the burial places for Pharaohs. The Egyptian pyramids had both the people and items for the pharaohs to have a good afterlife as they were the final resting places for pharaohs and left for the afterlife.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.

answer; being clearly political;