THE ANSWER IS B I HOPE IT IS CORRECT
<span>The supernatural event that happened in Morte D’Arthur was when the character Arthur was able to draw the sword called Excalibur from the stone while he’s still a boy. Excalibur is the legendary sword of King Arthur. Excalibur is also called Caliburn. This sword has magical powers.</span>
Because it really does a lot to your essay. It makes it sound a lot better and more advanced. It makes your essays sound more adult and not like children books. It makes it more mature.