user
It increases and decreases yet no one see it it is not a fire and yet it can be quenched
A: low
B: poliosis
C: firewood
D: wane
E: thirst
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>