user
What do you get when you cross an automobile with a household animal?
A: migrator
B: tractor
C: stayer
D: carpet car and pet
E: homoiotherm
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

D

<|end_of_solution|>