C. setence fragment, because we do not know who is doing the action.
Answer:
the pocket watch
Explanation:
Boo Radley, who's always been this strange figure of legend to them, is trying to reach out to them. The knothole is Boo's sole means of communication with the outside world; it's also the only way he can reveal something of himself and his true personality to the Finch children. All the various items he leaves in the knothole provide a tantalizing glimpse into his own little world, a world that no one else has ever had the chance to see.
Their
The Horse Eats Ice Rarely
There
The Hedgehog Eats Raisins Everywhere
I hope this helps! I'm not sure if it will.
<span>2nd choice. just read it out loud and see which sounds best</span>