Question

Why have locks been created between the Great Lakes and the St. Lawrence River?
A elevation between the areas is different
B to slow the shipping that goes through them
C to produce hydroelectricity
D to prevent flooding

Answer 1

It's D.
To prevent flooding.

Answer 2

Click "Best Response" if my answer helped :)

Answer 3

Horrible response

Answer 4

that was the wrong answer

Answer 5

its C

Answer 6

it was really c

Answer 7

but thanks anyways

Answer 8

its not C