user
When I am backwards I am one hundreth of me. 
A: southwards
B: flipper
C: orient
D: retreat
E: number 100
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>