This part of the excerpt concludes what kind of character Odysseus is:
<span>
Therefore
you are to tie me up, tight as a splint,
erect along the mast, lashed to the mast,
and if I shout and beg to be untied,
take more turns of the rope to muffle me.
He is one of the heroes in Homer's epic poem called Odyssey. He was a man that steadfast, brilliant, and versatile. These lines tell of his bravery and that he would be willing to make the necessary sacrifices for the good of all.</span>
Short answer: You are answering why?
Why doesn't she want to go out? She doesn't want to go out because she's in a very bad mood. She knows that she won't be good company.
Remark
The sentence after the ; (semicolon) does not begin with any kind of connective word. If you put a noun in place of she, you would see that the last part after the semicolon is a complete sentence.
Zeus sends Hermes the messenger god to convince Calypso to release Odysseus
It is called an adverb. I hope this helps. :)