Well I would assume that this means somebody is reading another person's face so that they can memorize their features?
After reading all the options which you attached I recognized only one correct answer and I am pretty sure that the reason why <span> Elpenor is labeled as part of the road of trials is being revealed by the last option from the scale represented above. So, such characteristics mean that </span><span>It shows Odysseus at the low point in his challenges.</span>
A, Facile
GOOGLE: (especially of success in sport) easily achieved; effortless.
I hope this helps! Good luck!