user
What has roots as nobody sees,  Is taller than trees,  Up,up it goes,  And yet never grows?
A: mountain of course
B: act
C: peep
D: dogs
E: hill
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

A

<|end_of_solution|>