Respuesta :
The tone of the detective makes me think the answer is C
challenging but satisfying.
Hope this helps
-IronWolfX
Answer: C) Challenging but satisfying.
Explanation: In the given passage we can see the description of how the speaker became a detective and the process he applies to solve his cases. From the given options, the one that represents what the speaker thinks of the detective work, is the corresponding to option C: it is challenging but satisfying, we can see that because he describes how he needs to research fearlessly for every fact, and interview each villain, he also says that the vocation is fair an true, which tells us that it is satisfying.