user
What goes in hard and comes out soft and mushy?
A: pad
B: discard
C: stick of gum
D: sound
E: varnish
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

C

<|end_of_solution|>