Refer tо Figure 9. Eаch оf the peоple lаbeled with а letter in this figure are using their facial muscles in order to emote. What number on the figure is the LEVATOR LABII? [d] Which of these people is using their LEVATOR LABII the most? [a] Which of these people is using their LEVATOR LABII the least? [b] EXPLAIN your choices by relating the appearance of these faces to the actions of this muscle: [c]