user
Twenty seven ducks are going to the pond.  Five of them got lost, thirteen of them are staying home, nine of them are at the pond.  Where are the rest of them
A: come
B: pay
C: there arent any anywhere else
D: chinese
E: bone
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

C

<|end_of_solution|>