we no so little about the civiliazation because they were lost for many many years and evidence we have is that they had sewer systems and bathrooms they also had there building evenly apart
D is the correct answer my friend
The desert which covers much of Botswana is called the Kalahari Desert.
The Panama Canal is so important to the US for trade. It greatly decreased the amount of time it took to travel between the Pacific Ocean and the Atlantic Ocean, thus causing an increase in commerce.
