Lost – Season 4 – Episode 10 – Something Nice Back Home (questions)

(Blogger’s note: There are (some) questions I have, that are also the same questions as ones behind Lostpedia. I credit some questions from that web site.)

I have these questions.

At the Beach:

How and when does jack got sick?
What does the debate of Rose, Bernard, Sun, and Jin arguing with Daniel and Charlotte all about?
How and when does Charlotte learn to understand Korean?

Lost – Season 4 – Episode 10 – Something Nice Back Home

There are two story lines in this episode.

The main plot is that Jack got sick, while the subplot is that Sawyer, Claire, Aaron and Miles are going to the beach camp. Flash-forward focuses on Jack’s relationship with Kate and Aaron, but focuses on with his relationship with Kate.