user
what do you get when you combine roller skates & a rocking chair. 
A: pop music
B: armchair
C: rocking horse
D: put
E: rock n roll
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>