Name two ways farming has a negetive impact on the land

Why are political parties important? select all that apply. so a country's leadership can understand where the country is headed. issues can be debated on and decided with a party then offered to the public. a country is not subject to the whims of one person who maintains absolute power. stances on issues remain somewhat flexible and allows a country to change its mind about the direction it wants to go as they go through the voting process. a coalition government is as strong as a two party majority government.

The following are sumerian inventions, except

What does the author describe in this passage