The answer is tells because the other answers are not neutral.
A.)
You need to work quickly and decisively.
Reason:
They both end with -ly.
Answer:
An example of satire here is: "Those two old brothers had been having a pretty hot argument a couple of days before, and had ended by agreeing to decide it by a bet, which is the English way of settling everything"
Explanation:
When we talk about a satire, we need to know that is a technique that authors used to express humor, exaggeration, irony or to expose or ridicule people's behavior or vices. Here we have some irony in the sentence especially in this part: "<em>which is the English way of settling everything</em>" Here he is making fun of the way that English people resolve their problems. He is trying to say that problems are serious and to resolve them you need more than just a bet.
It would depend because being loyal to your country benefits more people but being loyal to your friend is more special because obviously they are your friend, you have known them and like them. But again, it would depend on the situation.