text: <unk>  <unk>  is a chronic, complex potential  potent pre-cancerous ( appox 20% may have chances )  condition characterized by juxta-epithelial inflammatory reaction and progressive<unk>  of the<unk> al tissues (lamina propria and deeper connective tissues). As the disease progresses, the jaws become rigid to the point that the sufferer is unable to open their mouth. The condition is linked to<unk>  cancers and is associated with areca nut chewing, the main component of betel quid. Areca nut or betel quid chewing, a habit similar to tobacco chewing, is practiced predominantly in Southeast Asia and India, dating back thousands of years.
option_0: Oral submucous fibrosis
option_1: Dyskeratosis congenita
option_2: Linitis plastica
option_3: Plica Syndrome
option_4: Aguecheek disease
option_5: Geographic tongue
option_6: Chondrodysplasia punctata
option_7: Linitis plastica ct