I would either answer sanitation(pollution) or corruption
A. 500,000 indigenous people living in Brazil.
<span>elating to, or financially supported by one or more church parishes:</span>
Answer:
formal region is an area inhabited by people who have one or more characteristics in common. ... Examples of formal regions are Europe, Africa, United States, and Canada. Functional Region. A functional region is an area organized to function politically, socially, and economically as a single unit.
b. Original horizontality
Hope this helps!