user
One in a minuate,  Twice in a moment,  But not once in a thousand years. 
A: tenth
B: centennial
C: seasons
D: civil year
E: awnser is m
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>