Solve x ·7/3=1
mentally

A- One similarity among the state structures is they each evolved through Native Americans had. Also, each areas have been near water structures consisting of rivers or the ocean.

B- One distinction among the state structures is that the Hopewell vicinity improved greater, at the same time as the Chaco region became much less improved and smaller than the Hopewell vicinity. It may be inferred that the Hopewell vicinity became greater hooked up that the Chaco vicinity due to the term that each of those areas happened in.

C- Both of the kingdom structures evolved otherwise due to the fact the geography of the areas made it both hard or less difficult to establish. Also, each of those areas happened at exceptional times.