user
Bright as diamonds, Loud as thunder, Never still, A thing of wonder.  What am I?
A: beverage
B: element
C: first water
D: situation
E: waterfall
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>