Answer:
This is an example of how tall this person's brother is.
Explanation:
The correct answer is B.
The paths are described as a web, meaning there is no one route that seems better than the others. This idea is further echoed by saying there are "no sure endings." It is not clear which path will take them to their destination.
Therefore, this description conveys the idea that there is no clear indication which way the group should go.
The answer to your question is
3 choose <span />