Which descriptions are true about a civilization? Select all correct answers. Residents have no need for the herding of domesticated sheep, cattle, or goats.

People organize large projects such as levee building.

A few people are able to produce enough food for everyone.

Farming becomes unimportant in the economy. ​

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

the northwest ordinance of 1787 guaranteed basic rights for settlers and banned slavery there.

c. extended rights of citizenship to new groups

yes i am pretty sure hope this