This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: VBDs, Arboviral & Viral Infections, Surface Infections, Subject name: Social & Preventive Medicine
[{'content': 'Elimination of neonatal tetanus in village, true is: \nSelect and explain. \nA. <1/1000 case rate, B. <0.1/1000 case rate, C. 50-70% delivery in institution, D. 50% delivery by TBA', 'role': 'user'}, {'content': 'Answer: B \nExplanation: NNT elimination: Classification Rate TT-2 coverage Attended deliveries NNT elimination <0.1/1000 LB >90% >75% Tetanus: Caused by Clostridium tetani Source & reservoir : soil I.P - 6-10days Period of communicability : none Category of wound & administration of TT vaccine Category Clean wound < 6H Other wounds A- Complete course < 5yrs Nothing Nothing B- CC ; 5-10yrs 1 Dose 1 Dose C- CC ; > 10yrs 1 Dose 1 Dose + TIG D- No CC/ unknown Complete course Complete course + TIG', 'role': 'assistant'}]