Answer:
The sternocleidomastoid can pull the head toward the chest.
Explanation:
sternocleidomastoid
sternocleidomastoid is the largest along with the very superficial cervical muscle.
The main action of this muscle is the rotation of head to opposite side , and the flexion of the neck .
As ,
when both the sides of the muscle acts together , it can flexes the neck and extends the head .
Hence,
The sternocleidomastoid can pull the head toward the chest.
