The study of soil has changed our world because soil filters our water, provides needed nutrients for our plants and forests. It also helps regulate Earth’s temperature as well as many greenhouse gases.
Don't know what u clearly need help on but anyway it is nolitithic. lithos mean stone. neos mean new put it together Neolithic.
C) changed the way politicians ran for office
Answer:
The foreign policy refer to best source which are from many countries e.g south African American