Correct response is: (A)
Avalanches at Rogers Pass in Glacier National Park killed more than 200 people between 1885 and 1910, but they are now controlled if not prevented; cannons are fired at the slopes to make snow masses fall before they become dangerous.
More than 200 people were killed by avalanches at Rogers Pass in Glacier National Park between 1885 and 1910, but today they are at least controlled, if not completely avoided. Cannons are fired at the slopes to cause snow masses to fall before they become deadly.
Learn more avalanches near Rogers Pass Glacier National Park here:
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