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And the answer choice E, which is the correct answer ... being 180. SO answer choice E, which doesn't do anything ... 't see how answer choice E is different from confirming the ...
In regards to PT31 Game 2 question 8, if the rule states /A and/B —-> C, then the contrapositive would be /C —-> A or B. My question is, can both A and B be in (I.e. at least one is in) or is it just either A or B, not both. Thank you!