Which two statements support the idea that the early Mongols were nomadic people?

1.They were excellent archers and could accurately shoot arrows on horseback.
2.They lived in tribes that were usually ruled over by a single person.
3.They lived in circular tents that were easy to pack and carry.
4.They raised horses that could run fast on the grassy plains where they lived.
5.They had to constantly move to look for grass and water for their animals.