Out of the common 6 types of body movement: adaptor, emblem, illustrator, affect, display, and regulator, "pointing something out" would classify as illustration; as for the act of pointing something out is usually used to attract or bring attention to something which serves the same purpose as illustrators.
The answer is A. I'm pretty sure :) ♥
Caliban is dressed in ragged clothes and walks on his hnads and knees
It is a figure of speech involving the comparison of one thing to another using, “like” or “as”. Example; “They fought like cats and dogs” or “He is as strong as an ox.”