What are the three major native american civilizations in north america?

Brainliestttme : ) what are trading blocs and what is the impact of international cooperation?

How was the method of making pottery by using coils of clay better than simply shaping the clay by hand? it prevented pottery from cracking when fired. it created a watertight seal. it produced more attractive pottery. the pottery could be cut or stamped with designs.

How does eurydice slipping back into the underworld support the theme