In the article, the author - Neil de Grasse Tyson discusses parapsychology and writes that comparing it with real science is absurd because there is no way to support the sixth sense in humans. He notes that our senses are limited and scientific knowledge is needed to prove the theories. The correct answer is D.
There are many techniques that can contribute to the memorability of a speech, for example stressing the main points and explaining them well, linking the ideas in a logical way and providing a strong conclusion.
One technique that does not support memorability is shouting loudly key words: they might remember you but not the content of the speech.
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I think when it says you deserve the best because that evokes emotion