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jabez177 (jabez177):

No system is completely closed off from its surroundings, but some systems are almost completely closed. Which represents a system that is almost completely closed? A. an insulated thermos B. a small island C. a metal file cabinet D. a glass bottle

jabez177 (jabez177):

If I'm not mistaken, the answer is A, right? @Rushwr

OpenStudy (rushwr):

Yeah I think the same ! A

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