82.9k views
2 votes
Which North American geographic Feature was NOT formed by retreating glaciers during the last Ice Age?

a. Niagara Falls

b. the Grand Canyon

c. the Great Lakes

d. the Upper Mississippi River

please help!!

1 Answer

6 votes

There are so many. The Mississippi delta. The Grand Canyon of Arizona. Every volcano. The Bonneville salt flats.


User Drew Landgrave
by
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