"insecure and frustrated" best describes the voice of the poem.
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In order for you to answer this question, you will need to read the entire article. After reading, you will be able to identify the point of view of the author in relation to the injuries that young athletes suffer. This point of view refers to an opinion of the author, that is, it is what he thinks is motivating the injuries in these athletes. In this case, the author can affirm that the injuries are caused by the pressure to be a successful athlete, by failures in the warm-up, by excessive training, among others.
Ronson explores the idea that many corporate and governmental leaders are psychopaths whose actions to others can only be explained by taking that fact into account, and he privately uses the Hare test to determine if he can discern any truth to it. Statistics say that psychopaths are 1% of society, but 4% of economic, political or religious leaders; that is, psychopathy is four times more frequent in the high spheres.
I think it's D because it's the main thing