Ankylosing Spondylitis Is A(n)

Ankylosing spondylitis is a(n) :

A) Group of disorders evidenced by inflammation of a joint, pain, and stiffness during movement
B) Hereditary chronic spinal disease of unknown cause
C) Condition that occurs when a ligament or tendon pulls off part of a bone during injury
D) Inflammation of the sac around a joint caused by trauma or irritation
E) Common disorder caused by pressure on the median nerve of the wrist resulting from repetitive use or trauma