<span>All had a negative environment impact.----> TRUE!
The exploitatoin of these resources modified greatly the land and/or the air negetively.
All were abundant, renewable resources ---> they are not renewable resources
All were carefully regulated ---> there were not regulations when exploitation started
All had been exploited by Native Americans ---> Native Americans didn't exploit those resources. Settlers did.</span>
Answer:
The returning officers or election judges.
Explanation:
Polling units are staffed by officials (who may be called election judges, returning officers or other titles) who monitor the voting procedures and assist voters with the election process.
Answer:
I'm afraid I do not understand the question, please elaborate and tell me how to answer. What is the purpose of the question as well?
I promise to answer but you must elaborate!