The invented the number 0 in mathematics.
Answer:
a
Explanation:
The Atakapa (Attakapa, Attacapa) Indians, including such subgroups as the Akokisas and Deadoses, occupied the coastal and bayou areas of southwestern Louisiana and southeastern Texas until the early 1800s.
A nation's "sovereignty" allows it to exercise its political power and authority, since without sovereignty it is unlikely that the nation would be able to keep out outside powers and influence.
The affect it has on the environment