user
It is Cold and it is Hot,  It is White and it is Dark,  It is Stone and it is Wax,  Its true nature is Flesh,  And its color is Red.    What am I?
A: Fleshlight
B: bone
C: girdle
D: degree
E: human heart
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>