Which of the following differentiates between condensing osteitis and benign cementoblastoma?

A. Condensing osteitis is associated with vital teeth where as cementoblastoma is associated with non-vital teeth
B. In condensing osteitis radiopacity is attached to tooth where as in cementoblastoma it is not
C. Cementoblastoma is associated with vital tooth where as condensing osteitis is associated with non-vital tooth
D. In cementoblastoma radiopacity is attached to tooth where as in condensing osteitis it is not