Posterior longitudinal ligament continues as-
Ans. is 'c' i.e., Membrana tectoria * The posterior longitudinal ligament is situated within the vertebral canal, and extends along the posterior surfaces of the bodies of the vertebrae.* It starts from the body of the axis, where it is continuous with the membrana tectoria and continues to the sacrum.
Apical ligament
Alar ligament
Membrana tectoria
transverse ligament
Head & Neck