Multiple Choice
How do drains help to prevent landslides?
A) Drains keep water at the surface, so that only the upper part of the slope is saturated.
B) Drains divert water away from the slope.
C) Drains pull water deeper into the base of the slope.
D) Drains anchor the soil to the ground keeping it from sliding.
E) Drains do not prevent landslides.
Correct Answer:
Verified
Correct Answer:
Verified
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