Answer to question 14: (a) Drink up. Giardia could make you sick (days later), but dehydration kills. Anything in the water in the North American backcountry is likely to cause only intestinal problems.
15.You’re traversing a snow slope with three buddies. In order to avoid triggering an avalanche, you should...
a)Lay on your belly and crawl across the surface, to spread your weight over the most surface area
b)Go one at a time, to minimize the total weight on the slope