The answer is: [C]: pure sociology .
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Note: "Pure sociology" is also known as "basis sociology".
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B) Becoming aware of your own reaction to it, is the first step. From there you can take steps to handle your stress like catching up on missed sleep.
From what I learned it health class it’s 60%
I believe It will collapse on it's self and form a blackhole, most stars do this when they've burnt out all their fuel.
