Kimmy thought she had one-fourth of the money that the other student did, but she was wrong.
I would say the tone of this sentence is formal.
If you’re asking if Odysseus is left inside then yes that would be correct. However if you’re asking what he does next that’s a different story. Your question is mildly unclear. If you could clarify i would be happy to help.
B because it gives a commentary view on the situation
The tense that shows progression or continuation of actions or states of being is : C. Progressive tense
This tense usually spotted from its "to be" verb in the present tense and present participle of the verb
hope this helps