Answer:
Well, from the outside you may think it's useless, or it's not helpful, or it doesn't so anything. But, when you look back at it, you can see that that thing allowed something good to bud (hah, no pun intended) from it.
Explanation:
This is just what I took from it...
The Sirens never let anyone leave their island
Your answer for this will be B, Line 4.
