Answer:
option (c) is correct .
c. Odontoid process
Explanation:because,Cervical vertebrae are the vertebrae present in the neck region of the body, immediately below the skull.
In mammals, the number of cervical vertebrae is 7 in number.
The cervical vertebrae are numbered from C1 -C7. C1 is an atlas vertebra and C2 is the axis.
Axis vertebra has a superior tooth-like process called the odontoid process. The odontoid process articulates with the anterior arch of the atlas bone, where they form a pivot joint. The pivot joint allows the head to rotate. Hence axis vertebra is identified by the odontoid process.
So, the correct answer is 'Odontoid
mark me as a brainliest