user
A father and a son get in in a crash and go to two different hospitals.  When they are about to operate on the boy the doctor says I can't operate this person is my son who is the person?
A: dad
B: solutions
C: female child
D: acquaintance
E: its the boys mother
assistant
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Deep Thought is thinking for 7.5 million years.

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<|begin_of_solution|>

E

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