Question 1 Read the excerpt from the article.
Soon after the falls, the hiker is then faced with the switch-backs. Instead of hiking up the rock
in a straight line, the path has purposefully been formed into zigzags.
Which answer explains why the trailmost likely contains switch-backs?
A
The switch-backs make the trail longer to discourage novice climbers.
B
The switch-backs make the trail less difficult to climb.
The switch-backs discourage hikers from veering off the trail.
D
The switch-backs prevent the hikers from damaging the trail.