Anwser: B
Explanation: it just is
It will help him decide where to put the park due to simple reasons such as you can not put a city park on top of a mountain or anywhere where this is already something their. City parks at least where I am from are larger so he would have to find a decent amount of land which the map would show, but he also want to pick somewhere where it is convenient for people to visit.
All of the above but in terms of United States government and History the answer is C.) Unconstitutional.
Chemical pollution is correct
