The answer is B.
It's not A because the sentence involves the words "very stressful", which is an opinion.
It's not C because saying that taxpayers "should expect" is also an opinion.
It's not D because it's saying you "should always", which is an opinion.
Hope this helped!
You know certain characteristics of a character by what they say and theyr actions. you have to infer what theyr actions say.
The antecedent is firefighters.
hope that helped :)
What it meant,the mood,what it was about.