user
I am a word of three syllables, each of which is a word; my first is an article in common use; my second, an animal of uncommon intelligence; my third, though not an animal, is used in carrying burdens.  My whole is a useful art.  What am I?
A: penmanship
B: somewhere
C: intaglio
D: hamster
E: pinfold
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

A

<|end_of_solution|>