The answer you are looking for is B it can teach the meaning of words and their roots.
The answer is the last sentence you have marked. The last sentence shows how the Prince ignored the chaos that was occurring outside of his land and instead threw a party for the wealthy and powerful. This sentence shows the ignorance of the rich. Hope that helps :))
myself is the reflexive pronoun for I
so myself is your answer
hope this helps
Spelling and grammar mistakes.