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) Please circle the relationship(s) which is (are) always valid for all actual cycles \text { (A) } \oint \frac{\delta Q}{T}>0 . \text { (B) } \oint \frac{\delta Q}{T} \geq

0 \text { . } \text { (C) } \oint \frac{\delta Q}{T}=0 \text { . } \text { (D) } \oint \frac{\delta Q}{T} \leq 0 \text { . } \text { (E) } \oint \frac{\delta Q}{T}<0 \text { . }

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