user
I am dead yet living still,  Death arrives on a window sill,  I am there yet only one sees me,  I am only one of many. 
A: grim reaper
B: kiosk
C: mull
D: observation
E: demise
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

A

<|end_of_solution|>