user
I herald the darkness which descends on all creatures;   You will know my approach by moans and wracked features.    I visit the hippo, hyena, and horse,  But never go near snails and spiders, of course.    I would circle the glove, leaping one to the other,  Should all the world's people ever clasp hands together.    What am I?
A: starter
B: conceptualization
C: yawn
D: mexicans
E: livestock
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

C

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