THIS IS FROM PLATO

Select the correct text in the passage.
Which sentence in this excerpt from Mark Twain's "The £1,000,000 Bank-Note" is an example of satire?

1. I was admitted by a gorgeous flunkey, and shown into a sumptuous room where a couple of elderly gentlemen were sitting.

2. They had just finished their breakfast, and the sight of the remains of it almost overpowered me.

3. I could hardly keep my wits together in the presence of that food, but as I was not asked to sample it, I had to bear my trouble as best I could.

4. Now, something had been happening there a little before, which I did not know anything about until a good many days afterwards, but I will tell you about it now.

5. 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.

6. For some reason or other only one of these had been used and canceled; the other still lay in the vaults of the Bank.