I'd say it was D or the last choice. It makes most sense to me.
The answer is: [D]: "something that can be proven accurate" .
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The correct answer is option A. "Emotion and logic". An effective argument should convince or persuade the audience about the topic that is discussed. In order to be persuasive, an effective argument must appeal to emotion and logic, making the audience to feel and think what the speaker wants to transmit.
we should have like a wrist tracker that tracks both sleep and activity which will help a lot with knowing people schedule
True, you look at the title before reading and make an assumption on what it could be about
