Queen. Since that's the title of the person, it needs to be capitalized (the same principle applies to other titles: Doctor, Judge, President, etc.)
the correct answer for plato is C O, what more favour can I do to thee,
Than with that hand that cut thy youth in twain
To sunder his that was thine enemy?
Forgive me, cousin! Ah, dear Juliet,
A is the answer to your question
The correct answer is C. Dreary.
This is because Le Morte d'Arthur is full of melancholy inducing moments due to the fact that everything will fall apart at a certain point. Arthur's death, and his loss, is inevitable, so is the fall of Camelot, and of his Knights of the Round Table.