Maybe it means they're lonely and afraid. They find that there is no safe place to express how they feel.
I think it would be C) singing
The opposite of sloppily in English would be cleanly or neatly - lo contrario de sloppily en inglés sería cleanly or neatly.
Answer:
Theme: Don't worry if you get lost, if you are resourceful, you will always find a way home.
Explanation:
