user
A nonstop train leaves Moscow for Leningrad at 60 mph.  Another nonstop train leaves leningrad for Moscow at 40 mph.  How far apartare the trains 1 hour before they pass eachother?
A: trail
B: indication
C: juncture
D: make
E: 100 miles 6040
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

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