<span>The question is asking us ""Which skill is NOT essential in business and financial operations occupations?" Let's imagine someone working in business - they could for example work in an office, in front of computer, analysing the finances of their company. They would not necessarily be talking to the clients directly or presenting the company to the public - so the correct answer is "a good public speaking voice"</span>
I think the answer to this question is that it paved way to the popularity of mystery fiction. Also, a significant result of Doyle's detective mysteries is their focus on crime investigation and paying attention to details that would help in crime-fighting - which encouraged awareness during his time about it.
IThe metaphor affects the meaning in the sense that it is not at all helping the other features in showing positive emotions. In this case the feelings are not so positive. the author says that the moon is quiet, dark and it is tattoo on the sea. The author is showing that moon is acting differently. The moon becomes the spoiler of the scene.